{"id":44911,"date":"2025-06-21T06:06:21","date_gmt":"2025-06-20T22:06:21","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/44911.html"},"modified":"2025-06-21T06:06:21","modified_gmt":"2025-06-20T22:06:21","slug":"%e3%80%90c11%ef%bc%88%e4%b8%8a%ef%bc%89%e3%80%91-%e6%88%91%e4%b8%8ec%e7%9a%84%e4%b8%8d%e8%a7%a3%e4%b9%8b%e7%bc%98%ef%bc%88%e4%b8%89%e5%8d%81%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/44911.html","title":{"rendered":"\u3010C++11\uff08\u4e0a\uff09\u3011\u2014\u2014 \u6211\u4e0eC++\u7684\u4e0d\u89e3\u4e4b\u7f18\uff08\u4e09\u5341\uff09"},"content":{"rendered":"<h2>\u4e00\u3001C&#043;&#043;11<\/h2>\n<p>\u8fd9\u91cc\u7b80\u5355\u4e86\u89e3\u4e00\u4e0bC&#043;&#043;\u53d1\u5c55\u597d\u5427&#xff1a;<\/p>\n<p>C&#043;&#043;11\u662fC&#043;&#043;\u7684\u7b2c\u4e8c\u4e2a\u5927\u7248\u672c&#xff0c;\u4e5f\u662f\u81eaC&#043;&#043;98\u4ee5\u6765\u6700\u91cd\u8981\u7684\u4e00\u4e2a\u7248\u672c\u3002<\/p>\n<p>\u5b83\u5f15\u5165\u4e86\u5927\u91cf\u7684\u66f4\u6539&#xff0c;\u5b83\u66fe\u88ab\u4eba\u4eec\u79f0\u4e3aC&#043;&#043;0x&#xff0c;\u56e0\u4e3a\u5b83\u88ab\u671f\u5f85\u57282010\u5e74\u4e4b\u524d\u53d1\u5e03&#xff1b;\u4f46\u57282011\u5e748\u670812\u65e5\u624d\u88ab\u91c7\u7eb3\u3002<\/p>\n<p>C&#043;&#043;03\u5230C&#043;&#043;11\u82b1\u4e868\u5e74\u65f6\u95f4&#xff0c;\u8fd9\u662f\u8fc4\u4eca\u4e3a\u6b62\u6700\u957f\u7684\u7248\u672c\u95f4\u9699&#xff1b;\u81eaC&#043;&#043;11\u8d77C&#043;&#043;\u5c31\u6709\u89c4\u5f8b\u7684\u6bcf\u4e09\u5e74\u66f4\u65b0\u4e00\u6b21\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220611-6855db53c32ca.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h2>\u4e8c\u3001\u5217\u8868\u521d\u59cb\u5316<\/h2>\n<h3>C&#043;&#043;98\u4e2d\u7684{}<\/h3>\n<p>\u5728\u4e4b\u524dC&#043;&#043;98\u4e2d\u662f\u652f\u6301\u5bf9\u4e00\u822c\u6570\u7ec4\u548c\u7ed3\u6784\u4f53\u4f7f\u7528{}\u6765\u521d\u59cb\u5316\u7684<\/p>\n<p><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">A<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> _x<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> _y<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> arr1<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">5<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u6570\u7ec4\u4f7f\u7528{}\u8fdb\u884c\u521d\u59cb\u5316<\/span><br \/>\n<span class=\"token keyword\">int<\/span> arr2<span class=\"token punctuation\">[<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">0<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\nA a <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u7ed3\u6784\u4f53\u4f7f\u7528{}\u8fdb\u884c\u521d\u59cb\u5316<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u4e9b\u5728C\u8bed\u8a00\u5f53\u4e2d\u90fd\u662f\u652f\u6301\u7684\u3002<\/p>\n<h3>C&#043;&#043;11\u4e2d\u7684{}<\/h3>\n<ul>\n<li>C&#043;&#043;11\u4e2d\u7684{}&#xff0c;\u60f3\u7edf\u4e00\u521d\u59cb\u5316\u65b9\u5f0f&#xff0c;\u60f3\u8981\u5b9e\u73b0\u4e00\u5207\u5bf9\u8c61\u7686\u53ef\u4ee5\u4f7f\u7528{}\u521d\u59cb\u5316&#xff1b;{}\u521d\u59cb\u5316\u4e5f\u79f0\u4e3a\u5217\u8868\u521d\u59cb\u5316\u3002<\/li>\n<li>\u5185\u7f6e\u7c7b\u578b\u652f\u6301\u4f7f\u7528{}\u8fdb\u884c\u521d\u59cb\u5316&#xff1b;\u81ea\u5b9a\u4e49\u7c7b\u578b\u4e5f\u652f\u6301&#xff0c;\u4f46\u662f\u81ea\u5b9a\u4e49\u7c7b\u578b\u652f\u6301\u7684\u672c\u8d28\u662f\u7c7b\u578b\u8f6c\u5316&#xff0c;\u4f1a\u4ea7\u751f\u4e34\u65f6\u5bf9\u8c61&#xff0c;\u6700\u540e\u88ab\u4f18\u5316\u6210\u4e86\u76f4\u63a5\u6784\u9020<\/li>\n<li>{}\u5728\u521d\u59cb\u5316\u7684\u8fc7\u7a0b\u4e2d&#xff0c;\u4e5f\u53ef\u4ee5\u7701\u7565\u6389&#061;<\/li>\n<\/ul>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Date<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token function\">Date<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> year <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> month<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> day<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token operator\">:<\/span><span class=\"token function\">_year<\/span><span class=\"token punctuation\">(<\/span>year<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">,<\/span><span class=\"token function\">_month<\/span><span class=\"token punctuation\">(<\/span>month<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">,<\/span><span class=\"token function\">_day<\/span><span class=\"token punctuation\">(<\/span>day<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;Date(int year &#061; 1,int month &#061; 1,int day &#061; 1&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token function\">Date<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> Date<span class=\"token operator\">&amp;<\/span> d<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token operator\">:<\/span><span class=\"token function\">_year<\/span><span class=\"token punctuation\">(<\/span>d<span class=\"token punctuation\">.<\/span>_year<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">,<\/span> <span class=\"token function\">_month<\/span><span class=\"token punctuation\">(<\/span>d<span class=\"token punctuation\">.<\/span>_month<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">,<\/span> <span class=\"token function\">_day<\/span><span class=\"token punctuation\">(<\/span>d<span class=\"token punctuation\">.<\/span>_day<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;Date(const Date&amp; d)&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token keyword\">int<\/span> _year<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> _month<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> _day<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token comment\">\/\/C&#043;&#043;11<\/span><br \/>\n<span class=\"token comment\">\/\/\u5185\u7f6e\u7c7b\u578b\u652f\u6301{}\u521d\u59cb\u5316<\/span><br \/>\n<span class=\"token keyword\">int<\/span> a <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">1<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/\u81ea\u5b9a\u4e49\u7c7b\u578b\u4e5f\u652f\u6301{}\u521d\u59cb\u5316<\/span><br \/>\n<span class=\"token comment\">\/\/\u672c\u8d28\u4e0a\u662f{2025,3,31}\u6784\u9020\u4e00\u4e2aDate\u5bf9\u8c61&#xff0c;\u518d\u8fdb\u884c\u62f7\u8d1d\u6784\u9020<\/span><br \/>\n<span class=\"token comment\">\/\/\u7f16\u8bd1\u5668\u4f18\u5316\u4e8c\u5408\u4e00\u6210{2025,3,31}\u76f4\u63a5\u6784\u9020<\/span><br \/>\nDate d1 <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">2025<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">31<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u8fd9\u91ccd2\u5f15\u7528\u7684\u5c31\u662f{2025,3,31}\u6784\u9020\u7684\u4e34\u65f6\u5bf9\u8c61<\/span><br \/>\n<span class=\"token keyword\">const<\/span> Date<span class=\"token operator\">&amp;<\/span> d2 <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">2025<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">31<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/C&#043;&#043;98\u4e2d\u652f\u6301\u5355\u53c2\u6570\u65f6 \u9690\u5f0f\u7c7b\u578b\u8f6c\u6362&#xff0c;\u53ef\u4ee5\u4e0d\u5199{}<\/span><br \/>\nDate d3 <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">2025<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\nDate d4 <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">2025<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/\u53ef\u4ee5\u7701\u7565\u6389&#061;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> b<span class=\"token punctuation\">{<\/span> <span class=\"token number\">2<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\nDate d5<span class=\"token punctuation\">{<\/span> <span class=\"token number\">2025<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> Date<span class=\"token operator\">&amp;<\/span> d6<span class=\"token punctuation\">{<\/span> <span class=\"token number\">2006<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">7<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">20<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u53ea\u6709\u4f7f\u7528{}\u65f6&#xff0c;\u624d\u53ef\u4ee5\u7701\u7565&#061;<\/span><br \/>\n<span class=\"token comment\">\/\/Date d7 2025;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>C&#043;&#043;11\u5217\u8868\u521d\u59cb\u5316\u7684\u672c\u610f\u5c31\u662f\u60f3\u8981\u5b9e\u73b0\u4e00\u4e2a\u7edf\u4e00\u7684\u521d\u59cb\u5316\u65b9\u5f0f&#xff08;\u65e0\u8bba\u662f\u5185\u7f6e\u7c7b\u578b\u8fd8\u662f\u81ea\u5b9a\u4e49\u7c7b\u578b&#xff09;<\/p>\n<p>\u5728\u6709\u4e9b\u573a\u666f\u8fd8\u662f\u80fd\u591f\u5e26\u6765\u5f88\u5927\u7684\u4fbf\u5229\u7684&#xff0c;\u5c31\u6bd4\u5982\u5bb9\u5668push\/insert\u591a\u53c2\u6570\u6784\u9020\u5bf9\u8c61\u65f6&#xff0c;{}\u5c31\u5341\u5206\u65b9\u4fbf\u3002<\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>Date<span class=\"token operator\">&gt;<\/span> v<span class=\"token punctuation\">;<\/span><br \/>\nDate d <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">2025<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">31<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\nv<span class=\"token punctuation\">.<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>d<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nv<span class=\"token punctuation\">.<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">Date<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">2025<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u533f\u540d\u5bf9\u8c61<\/span><br \/>\n<span class=\"token comment\">\/\/\u76f8\u6bd4\u8f83\u4e8e\u6709\u540d\u5bf9\u8c61\u548c\u4f60\u4eec\u5bf9\u8c61&#xff0c;\u8fd9\u91cc\u4f7f\u7528{}\u8fd8\u662f\u5f88\u4fbf\u5229\u7684<\/span><br \/>\nv<span class=\"token punctuation\">.<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token number\">2025<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>C&#043;&#043;11\u4e2d\u7684std::initializer_list<\/h3>\n<p>\u5728\u4e0a\u9762\u63cf\u8ff0\u4e2d&#xff0c;\u6211\u4eecDate\u7c7b\u4e4b\u6240\u4ee5\u80fd\u591f\u4f7f\u7528{2025,3,31}\u6765\u521d\u59cb\u5316&#xff0c;\u90a3\u662f\u56e0\u4e3a\u5176\u5b9e\u73b0\u4e86\u4e09\u4e2a\u53c2\u6570\u7684\u6784\u9020\u51fd\u6570&#xff08;\u90fd\u6709\u7f3a\u7701\u503c&#xff09;&#xff1b;<\/p>\n<p>\u90a3\u6211\u4eecvector\u662f\u5426\u4e5f\u80fd\u4f7f\u7528{}\u6765\u521d\u59cb\u5316\u5462&#xff1f;<\/p>\n<p>\u663e\u7136\u662f\u4e0d\u53ef\u4ee5\u7684&#xff08;\u5982\u679c\u8981\u7528N\u4e2a\u503c\u53bb\u521d\u59cb\u5316&#xff0c;\u90a3\u5c31\u9700\u8981\u6709N\u4e2a\u53c2\u6570\u7684\u6784\u9020\u51fd\u6570&#xff09;&#xff1b;<\/p>\n<p>vector&lt;int&gt; v1 &#061; {1 , 2 , 3 , 4 , 5}\u3002&#xff08;\u8fd9\u91cc\u5982\u679c\u5728\u81ea\u5df1\u7684\u7f16\u8bd1\u5668\u4e0a\u8bd5\u4e00\u4e0b&#xff0c;\u53ef\u80fd\u662f\u652f\u6301\u8fd9\u6837\u7684&#xff0c;\u90a3\u662f\u7f16\u8bd1\u5668\u8fdb\u884c\u4e86\u4f18\u5316\u5904\u7406&#xff09;<\/p>\n<p>C&#043;&#043;11\u63d0\u51fa\u4e86\u4e00\u4e2ainitializer_list\u7c7b&#xff0c;\u8fd9\u4e2a\u7c7b\u7684\u672c\u8d28\u5c31\u662f\u5f00\u8f9f\u4e00\u4e2a\u6570\u7ec4&#xff0c;\u7136\u540e\u5c06\u6570\u636e\u62f7\u8d1d\u8fc7\u6765&#xff1b;std::initializer_list\u5185\u90e8\u5b58\u5728\u4e24\u4e2a\u6307\u9488\u5206\u522b\u6307\u5411\u6570\u7ec4\u7684\u5f00\u59cb\u548c\u7ed3\u675f\u4f4d\u7f6e\u3002<\/p>\n<p>initializer_list\u662f\u652f\u6301\u8fed\u4ee3\u5668\u904d\u5386\u7684\u3002<\/p>\n<p>\u5bb9\u5668\u652f\u6301\u4e86\u4e00\u4e2astd::initializer_lis\u7684\u6784\u9020\u51fd\u6570&#xff0c;\u652f\u6301\u591a\u4e2a\u503c\u6784\u6210\u7684{x1,x2,x3&#8230;}\u8fdb\u884c\u521d\u59cb\u5316\u3002<\/p>\n<p>STL\u7684\u5bb9\u5668\u652f\u6301\u4efb\u610f\u591a\u4e2a\u503c\u6784\u6210\u7684{x1,x2,x3&#8230;}\u8fdb\u884c\u521d\u59cb\u5316\u90fd\u662f\u901a\u8fc7initializer_list\u8fdb\u884c\u652f\u6301\u7684<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220612-6855db54091a0.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u4ec0\u4e48\u610f\u601d\u5462&#xff1f;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220612-6855db5452c28.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u53ef\u4ee5\u770b\u5230&#xff0c;auto arr &#061; {1 , 2 , 3 , 4 , 5};\u5b83\u662f\u7c7b\u578b\u5339\u914d\u6210initializer_list\u7684&#xff0c;\u5176\u4e2d\u5b58\u5728\u4e24\u4e2a\u6307\u9488(_First\u548c_Last)\u3002<\/p>\n<p>\u90a3\u5982\u4f55\u5b9e\u73b0STL\u4e2d\u5bb9\u5668\u652f\u6301\u4efb\u610f\u591a\u4e2a\u503c{x1 , x2 , x3&#8230;}\u8fdb\u884c\u521d\u59cb\u5316\u5462&#xff1f;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220612-6855db547fea9.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u53ef\u4ee5\u770b\u5230STL\u5bb9\u5668\u5728C&#043;&#043;11\u7684\u4e2d\u652f\u6301\u4e86initializer_list\u7684\u6784\u9020\u51fd\u6570&#xff0c;\u8fd9\u6837\u6211\u4eec\u5c31\u53ef\u4ee5\u4f7f\u7528\u4efb\u610f\u591a\u4e2a\u503c\u8fdb\u884c\u521d\u59cb\u5316\u4e86\u3002<\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nstd<span class=\"token operator\">::<\/span>initializer_list<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span> mylist<span class=\"token punctuation\">;<\/span><br \/>\nmylist <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">20<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">30<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>mylist<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u8fd9\u91ccbegin\u548cend\u8fd4\u56de\u7684\u662finitializer_list\u5bf9\u8c61\u4e2d\u5b58\u5728\u7684\u4e24\u4e2a\u6307\u9488_First\u548c_Last<\/span><br \/>\n<span class=\"token comment\">\/\/ \u8fd9\u91cc\u8fde\u4e2a\u6307\u9488\u548ci\u7684\u5730\u5740\u63a5\u8fd1&#xff0c;\u8fd9\u4e2a\u6570\u7ec4\u5728\u6808\u4e0a<\/span><br \/>\n<span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> mylist<span class=\"token punctuation\">.<\/span><span class=\"token function\">begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> mylist<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token operator\">&amp;<\/span>i <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/{}\u5217\u8868\u4e2d\u53ef\u4ee5\u6709\u4efb\u610f\u4e2a\u503c<\/span><br \/>\n<span class=\"token comment\">\/\/\u4e0b\u9762\u7b2c\u4e00\u4e2a\u662fv1\u7684\u76f4\u63a5\u6784\u9020&#xff08;\u7f16\u8bd1\u5668\u5c06\u6784\u9020\u548c\u62f7\u8d1d\u6784\u9020\u4f18\u5316\u6210\u76f4\u63a5\u6784\u9020&#xff09;<\/span><br \/>\n<span class=\"token comment\">\/\/ \u7b2c\u4e8c\u4e2av2\u662f {1,2,3,4,5}\u5148\u6784\u9020\u6210initializer_list&#xff0c;\u5728\u8c03\u7528vector\u7684\u6784\u9020&#xff0c;\u518d\u8fdb\u884c\u62f7\u8d1d\u6784\u9020<\/span><br \/>\n<span class=\"token comment\">\/\/ v2 : \u6784\u9020\u4e34\u65f6\u5bf9\u8c61 &#043; \u4e34\u65f6\u5bf9\u8c61\u62f7\u8d1d \u4f18\u5316\u6210\u4e86\u76f4\u63a5\u6784\u9020<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token function\">v1<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">5<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span> v2 <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">5<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&amp;<\/span> v3 <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">5<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u8fd9\u91ccpair\u5bf9\u8c61\u7684{} \u5403\u77f3\u5316\u548cmap\u7684initializer_list\u7684\u6784\u9020\u76f8\u7ed3\u5408<\/span><br \/>\nmap<span class=\"token operator\">&lt;<\/span>string<span class=\"token punctuation\">,<\/span> string<span class=\"token operator\">&gt;<\/span> dict <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;sort&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u6392\u5e8f&#034;<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;string&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u5b57\u7b26\u4e32&#034;<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/ initializer_list\u7248\u672c\u652f\u6301\u7684\u8d4b\u503c<\/span><br \/>\nv1 <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">20<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">30<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">40<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">50<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h2>\u4e09\u3001\u53f3\u503c\u5f15\u7528\u548c\u79fb\u52a8\u8bed\u4e49<\/h2>\n<p>\u5728C&#043;&#043;98&#xff08;\u6211\u4eec\u4e4b\u524d\u7684\u5b66\u4e60\u4e2d&#xff09;&#xff0c;\u6211\u4eec\u5df2\u7ecf\u4e86\u89e3\u5230\u5f15\u7528\u8fd9\u4e2a\u6982\u5ff5&#xff1b;<\/p>\n<p>C&#043;&#043;11\u65b0\u589e\u4e86\u53f3\u503c\u5f15\u7528\u8fd9\u4e2a\u6982\u5ff5&#xff0c;\u6211\u4eec\u4e4b\u524d\u5b66\u4e60\u7684\u5f15\u7528\u5c31\u53eb\u505a\u5de6\u503c\u5f15\u7528&#xff1b;<\/p>\n<p>\u8fd9\u91cc\u65e0\u8bba\u5de6\u503c\u5f15\u7528\u8fd8\u662f\u53f3\u503c\u5f15\u7528&#xff0c;\u90fd\u662f\u7ed9\u5bf9\u8c61\u5176\u522b\u540d\u3002<\/p>\n<h3>1. \u5de6\u503c\u548c\u53f3\u503c<\/h3>\n<ul>\n<li>\u5de6\u503c\u662f\u4e00\u4e2a\u8868\u793a\u6570\u636e\u7684\u8868\u8fbe\u5f0f&#xff08;\u4f8b\u5982&#xff1a;\u53d8\u91cf\u540d\/\u89e3\u5f15\u7528\u7684\u6307\u9488&#xff09;&#xff0c;\u4e00\u822c\u662f\u6301\u4e45\u7684&#xff0c;\u5b58\u50a8\u5728\u5185\u5b58\u4e2d&#xff0c;\u6211\u4eec\u53ef\u4ee5\u7528\u83b7\u53d6\u5b83\u7684\u5730\u5740&#xff1b;\u5de6\u503c\u53ef\u4ee5\u51fa\u73b0\u5728\u8d4b\u503c\u7b26\u53f7\u7684\u5de6\u8fb9&#xff0c;\u4e5f\u53ef\u4ee5\u51fa\u73b0\u8d4b\u503c\u7b26\u53f7\u7684\u53f3\u8fb9\u3002\u5b9a\u4e49\u65f6const\u4fee\u9970\u540e\u7684\u5de6\u503c&#xff0c;\u4e0d\u80fd\u7ed9\u5b83\u8d4b\u503c&#xff0c;\u4f46\u662f\u53ef\u4ee5\u53d6\u5b83\u7684\u5730\u5740\u3002<\/li>\n<li>\u53f3\u503c\u4e5f\u662f\u4e00\u4e2a\u8868\u8fbe\u6570\u636e\u7684\u8868\u8fbe\u5f0f&#xff0c;\u5e38\u89c1\u7684\u53f3\u503c\u6709(\u5b57\u9762\u503c\u5e38\u91cf\u3001\u8868\u8fbe\u5f0f\u6c42\u503c\u8fc7\u7a0b\u4e2d\u521b\u5efa\u7684\u4e34\u65f6\u53d8\u91cf\u3001\u533f\u540d\u5bf9\u8c61\u7b49)&#xff0c;\u53f3\u503c\u53ef\u4ee5\u51fa\u73b0\u5728\u8d4b\u503c\u7b26\u53f7\u7684\u53f3\u8fb9&#xff0c;\u4f46\u662f\u4e0d\u80fd\u51fa\u73b0\u5728\u8d4b\u503c\u7b26\u53f7\u7684\u5de6\u8fb9&#xff0c;\u53f3\u503c\u4e0d\u80fd\u53d6\u5730\u5740\u3002<\/li>\n<\/ul>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token comment\">\/\/\u5de6\u503c\u53ef\u4ee5\u53d6\u5730\u5740<\/span><br \/>\n<span class=\"token comment\">\/\/p,b,c,*p,str,str[0]\u90fd\u662f\u5de6\u503c<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">*<\/span> p <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token keyword\">int<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> b <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> c <span class=\"token operator\">&#061;<\/span> b<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token operator\">*<\/span>p <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstring str <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;12345&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstr<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;0&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token operator\">&amp;<\/span>b <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&amp;<\/span>str<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/&amp;str[0]\u662fchar* ,\u4e0d\u5f3a\u8f6c\u6210void* \u4f1a\u88ab\u5f53\u6210\u5b57\u7b26\u4e32\u8f93\u51fa<\/span><\/p>\n<p><span class=\"token comment\">\/\/\u5e38\u89c1\u7684\u53f3\u503c<\/span><br \/>\n<span class=\"token keyword\">double<\/span> x <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1.1<\/span><span class=\"token punctuation\">,<\/span> y <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">2.2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5e38\u91cf\u503c<\/span><br \/>\nx <span class=\"token operator\">&#043;<\/span> y<span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u8868\u8fbe\u5f0f\u8ba1\u7b97\u4ea7\u751f\u7684\u4e34\u65f6\u53d8\u91cf<\/span><br \/>\n<span class=\"token function\">fmin<\/span><span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u51fd\u6570\u4f20\u503c\u8fd4\u56de\u7684\u8fd4\u56de\u503c<\/span><br \/>\n<span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;11111&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u533f\u540d\u5bf9\u8c61<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u5de6\u503c\u7684\u82f1\u6587\u7b80\u5199\u4e3alvalue&#xff0c;\u53f3\u503c\u7684\u82f1\u6587\u7b80\u5199\u4e3arvalue&#xff1b;&#xff08;\u8fd9\u91cc\u53ef\u4ee5\u8ba4\u4e3a\u662fleft value\u548cright value\u7684\u7f29\u5199&#xff09;<\/p>\n<p>\u5728\u73b0\u4ee3C&#043;&#043;\u4e2d&#xff0c;lvalue\u88ab\u89e3\u91ca\u4e3aloactor value\u7684\u7f29\u5199&#xff0c;\u53ef\u4ee5\u7406\u89e3\u4e3a\u5728\u5185\u5b58\u4e2d\u3001\u6709\u660e\u786e\u5b58\u50a8\u5730\u5740&#xff0c;\u53ef\u4ee5\u53d6\u5730\u5740\u7684\u5bf9\u8c61&#xff1b;\u800crvalue\u88ab\u89e3\u91ca\u4e3aread value&#xff0c;\u53ef\u4ee5\u7406\u89e3\u4e3a\u90a3\u4e9b\u53ef\u4ee5\u63d0\u4f9b\u6570\u636e\u503c&#xff0c;\u4f46\u662f\u4e0d\u80fd\u5bfb\u5740&#xff0c;&#xff08;\u4e34\u65f6\u53d8\u91cf\u3001\u5b57\u9762\u503c\u5e38\u91cf\u3001\u5b58\u50a8\u4e8e\u5bc4\u5b58\u5668\u7684\u53d8\u91cf&#xff09;<\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4\u5de6\u503c\u548c\u53f3\u503c\u7684\u4e3b\u8981\u533a\u522b\u5c31\u5728\u4e8e\u662f\u5426\u53d6\u5730\u5740\u3002<\/p>\n<h3>2. \u5de6\u503c\u5f15\u7528\u548c\u53f3\u503c\u5f15\u7528<\/h3>\n<ul>\n<li>\u5de6\u503c\u5f15\u7528&#xff1a;Type&amp; r1 &#061; x&#xff0c;\u5de6\u503c\u5f15\u7528\u662f\u7ed9\u5de6\u503c\u53d6\u522b\u540d&#xff1b;<\/li>\n<li>\u4f18\u8d28\u5f15\u7528&#xff1a;Type&amp;&amp; rr1 &#061; y&#xff0c;\u53f3\u503c\u5f15\u7528\u5c31\u662f\u7ed9\u53f3\u503c\u53d6\u522b\u540d\u3002<\/li>\n<\/ul>\n<p>\u6211\u4eec\u4e4b\u524d\u4f7f\u7528const Type&amp;\u662f\u53ef\u4ee5\u5f15\u7528\u4e34\u65f6\u53d8\u91cf\u548c\u533f\u540d\u5bf9\u8c61&#xff08;\u53f3\u503c&#xff09;\u7684&#xff0c;\u8fd9\u91cc&#xff1a;<\/p>\n<ul>\n<li>\u5de6\u503c\u5f15\u7528\u4e0d\u80fd\u76f4\u63a5\u5f15\u7528\u53f3\u503c&#xff0c;\u4f46\u662fconst\u5de6\u503c\u5f15\u7528\u53ef\u4ee5\u5f15\u7528\u53f3\u503c<\/li>\n<li>\u53f3\u503c\u5f15\u7528\u4e0d\u80fd\u76f4\u63a5\u5f15\u7528\u5de6\u503c&#xff0c;\u4f46\u662f\u53ef\u4ee5\u5f15\u7528mave(\u5de6\u503c)\u3002<\/li>\n<\/ul>\n<p>move\u662f\u5e93\u91cc\u9762\u7684\u4e00\u4e2a\u51fd\u6570\u6a21\u7248&#xff0c;\u5176\u4f5c\u7528\u5c31\u662f\u5c06\u5de6\u503c\u8f6c\u6362\u6210\u529f\u53f3\u503c&#xff0c;\u5176\u672c\u8d28\u4e0a\u662f\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362&#xff0c;\u8fd8\u8bbe\u8ba1\u5230\u4e00\u90e8\u5206\u5f15\u7528\u6298\u53e0&#xff08;\u8fd9\u91cc\u5c31\u7b80\u5355\u7406\u89e3\u6210\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362\u3002<\/p>\n<p>\u8fd9\u91cc\u6709\u4e00\u4e2a\u9700\u8981\u6ce8\u610f\u7684\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u53d8\u91cf\u8868\u8fbe\u5f0f\u90fd\u662f\u5de6\u503c\u5c5e\u6027&#xff0c;\u4e00\u4e2a\u53f3\u503c\u88ab\u53f3\u503c\u5f15\u7528\u7ed1\u5b9a\u540e&#xff0c;\u8fd9\u4e2a\u53f3\u503c\u5f15\u7528\u53d8\u91cf\u8868\u8fbe\u5f0f\u7684\u5c5e\u6027\u662f\u5de6\u503c&#xff1b;<\/li>\n<\/ul>\n<p>\u4ec0\u4e48\u610f\u601d\u5462&#xff1f;\u5c31\u6bd4\u5982&#xff1a;int&amp;&amp; r &#061; 10;&#xff08;\u5176\u4e2d10 \u662f\u5e38\u91cf\u503c\u662f\u53f3\u503c&#xff0c;\u6211\u4eec\u5b9a\u4e49\u4e86\u53f3\u503c\u5f15\u7528\u53d8\u91cfr&#xff0c;\u8fd9\u4e2ar\u662f\u4e00\u4e2a\u5de6\u503c\u3002<\/p>\n<ul>\n<li>\u4ece\u8bed\u6cd5\u5c42\u9762\u770b&#xff0c;\u5de6\u503c\u5f15\u7528\u548c\u53f3\u503c\u5f15\u7528\u90fd\u662f\u53d6\u522b\u540d&#xff0c;\u6ca1\u6709\u5f00\u7a7a\u95f4&#xff1b;\u4f46\u4ece\u6c47\u7f16\u89d2\u5ea6\u770b&#xff0c;\u5e95\u5c42\u90fd\u662f\u6307\u9488\u5b9e\u73b0\u7684&#xff0c;\u6ca1\u6709\u4ec0\u4e48\u533a\u522b\u3002<\/li>\n<\/ul>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">*<\/span> p <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token keyword\">int<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> b <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> c <span class=\"token operator\">&#061;<\/span> b<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token operator\">*<\/span>p <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstring <span class=\"token function\">s<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;111111&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ns<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;x&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">double<\/span> x <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1.1<\/span><span class=\"token punctuation\">,<\/span> y <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">2.2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u5de6\u503c\u5f15\u7528<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> r1 <span class=\"token operator\">&#061;<\/span> b<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">*<\/span><span class=\"token operator\">&amp;<\/span> r2 <span class=\"token operator\">&#061;<\/span> p<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> r3 <span class=\"token operator\">&#061;<\/span> <span class=\"token operator\">*<\/span>p<span class=\"token punctuation\">;<\/span><br \/>\nstring<span class=\"token operator\">&amp;<\/span> r4 <span class=\"token operator\">&#061;<\/span> s<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">char<\/span><span class=\"token operator\">&amp;<\/span> r5 <span class=\"token operator\">&#061;<\/span> s<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u53f3\u503c\u5f15\u7528<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span> rr1 <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">double<\/span><span class=\"token operator\">&amp;&amp;<\/span> rr2 <span class=\"token operator\">&#061;<\/span> x <span class=\"token operator\">&#043;<\/span> y<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">double<\/span><span class=\"token operator\">&amp;&amp;<\/span> rr3 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">fmin<\/span><span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstring<span class=\"token operator\">&amp;&amp;<\/span> rr4 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;11111&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u5de6\u503c\u5f15\u7528\u4e0d\u80fd\u76f4\u63a5\u5f15\u7528\u53f3\u503c&#xff0c;const\u5de6\u503c\u5f15\u7528\u53ef\u4ee5\u5f15\u7528\u53f3\u503c<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> rx1 <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">double<\/span><span class=\"token operator\">&amp;<\/span> rx2 <span class=\"token operator\">&#061;<\/span> x <span class=\"token operator\">&#043;<\/span> y<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">double<\/span><span class=\"token operator\">&amp;<\/span> rx3 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">fmin<\/span><span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> string<span class=\"token operator\">&amp;<\/span> rx4 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;11111&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u53f3\u503c\u5f15\u7528\u4e0d\u80fd\u76f4\u63a5\u5f15\u7528\u5de6\u503c&#xff0c;\u4f46\u53ef\u4ee5\u5f15\u7528move(\u5de6\u503c)<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span> rrx1 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>b<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">*<\/span><span class=\"token operator\">&amp;&amp;<\/span> rrx2 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>p<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span> rrx3 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>p<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstring<span class=\"token operator\">&amp;&amp;<\/span> rrx4 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>s<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstring<span class=\"token operator\">&amp;&amp;<\/span> rrx5 <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>string<span class=\"token operator\">&amp;&amp;<\/span><span class=\"token punctuation\">)<\/span>s<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/ b\u3001r1\u3001rr1\u90fd\u662f\u53d8\u91cf\u8868\u8fbe\u5f0f&#xff0c;\u90fd\u662f\u5de6\u503c<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token operator\">&amp;<\/span>b <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token operator\">&amp;<\/span>r1 <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token operator\">&amp;<\/span>rr1 <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/ rr1\u662f\u53f3\u503c\u5f15\u7528\u8868\u8fbe\u5f0f&#xff0c;rr1\u5c5e\u6027\u662f\u5de6\u503c<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> r6 <span class=\"token operator\">&#061;<\/span> r1<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/ int&amp;&amp; rrx6 &#061; rr1;<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span> rrx6 <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>rr1<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>3. \u5ef6\u957f\u751f\u547d\u5468\u671f<\/h3>\n<p>\u53f3\u503c\u5f15\u7528\u4e5f\u53ef\u4ee5\u7528\u6765\u5ef6\u957f\u4e34\u65f6\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f&#xff0c;const\u5de6\u503c\u5f15\u7528\u4e5f\u53ef\u4ee5\u7528\u6765\u5ef6\u957f\u4e34\u65f6\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f&#xff0c;\u4f46\u662f\u8fd9\u4e9b\u5bf9\u8c61\u4e0d\u80fd\u88ab\u4fee\u6539\u3002<\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nstring s1 <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;666666&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> string<span class=\"token operator\">&amp;<\/span> s2 <span class=\"token operator\">&#061;<\/span> s1 <span class=\"token operator\">&#043;<\/span> s1<span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/const \u5de6\u503c\u5f15\u7528\u5ef6\u957f\u4e34\u65f6\u5bf9\u8c61\u751f\u547d\u5468\u671f<\/span><br \/>\n<span class=\"token comment\">\/\/s2 &#043;&#061; &#034;999&#034;;\/\/const\u5de6\u503c\u5f15\u7528\u4e0d\u80fd\u4fee\u6539<\/span><\/p>\n<p>string<span class=\"token operator\">&amp;&amp;<\/span> s3 <span class=\"token operator\">&#061;<\/span> s1 <span class=\"token operator\">&#043;<\/span> s1<span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u53f3\u503c\u5f15\u7528\u5ef6\u957f\u4e34\u65f6\u5bf9\u8c61\u751f\u547d\u5468\u671f<\/span><br \/>\ns3 <span class=\"token operator\">&#043;&#061;<\/span> <span class=\"token string\">&#034;999&#034;<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u53ef\u4ee5\u8fdb\u884c\u4fee\u6539<\/span><\/p>\n<p>cout <span class=\"token operator\">&lt;&lt;<\/span> s1 <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> s2 <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>4. \u5de6\u503c\u548c\u53f3\u503c\u7684\u53c2\u6570\u5339\u914d<\/h3>\n<p>\u5728C&#043;&#043;98\u4e2d&#xff0c;\u6211\u4eec\u4f7f\u7528const\u5de6\u503c\u5f15\u7528\u6765\u4f5c\u4e3a\u51fd\u6570\u7684\u53c2\u6570&#xff0c;\u8fd9\u6837\u5728\u4f20\u53c2\u65f6&#xff0c;\u5de6\u503c\u548c\u53f3\u503c\u90fd\u53ef\u4ee5\u5339\u914d\u5230const\u5de6\u503c\u5f15\u7528<\/p>\n<p>C&#043;&#043;11\u6709\u4e86\u53f3\u503c\u5f15\u7528\u4ee5\u540e&#xff0c;\u73b0\u5728\u6211\u4eec\u5c31\u53ef\u4ee5\u91cd\u8f7d\u5de6\u503c\u5f15\u7528\u3001const \u5de6\u503c\u5f15\u7528\u3001\u53f3\u503c\u5f15\u7528\u4f5c\u4e3a\u53c2\u6570\u7684func\u51fd\u6570&#xff1b;\u90a3\u8fd9\u6837\u5b9e\u53c2\u662f\u5de6\u503c\u5c31\u4f1a\u5339\u914dfunc(\u5de6\u503c\u5f15\u7528)\u3001\u5b9e\u53c2\u662fconst\u5de6\u503c\u5c31\u4f1a\u5339\u914dfunc(const \u5de6\u503c\u5f15\u7528)\u3001\u5b9e\u53c2\u662f\u53f3\u503c\u5c31\u4f1a\u5339\u914dfunc(\u53f3\u503c\u5f15\u7528)\u3002<\/p>\n<p>\u8fd9\u91cc\u6709\u4e00\u4e2a\u611f\u89c9\u975e\u5e38\u5947\u602a\u7684\u70b9\u5c31\u662f&#xff1a;\u53f3\u503c\u5f15\u7528\u53d8\u91cf\u5728\u7528\u4e8e\u8868\u8fbe\u5f0f\u65f6\u5c5e\u6027\u662f\u5de6\u503c&#xff08;\u5b83\u5b58\u5728\u4e00\u5b9a\u6709\u5b83\u5b58\u5728\u7684\u9053\u7406&#xff0c;\u5728\u540e\u9762\u4e86\u89e3\u53f3\u503c\u5f15\u7528\u7684\u4f7f\u7528\u5c31\u4f1a\u76f4\u5230\u8fd9\u4e2a\u8bbe\u8ba1\u7684\u4f5c\u7528&#xff09;\u3002<\/p>\n<p><span class=\"token keyword\">void<\/span> <span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> x<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;\u5de6\u503c\u5f15\u7528&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> x<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;const \u5de6\u503c\u5f15\u7528&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span> x<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;\u53f3\u503c\u5f15\u7528&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> ci <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u8c03\u7528func(int&amp; x)<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>ci<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u8c03\u7528func(const int&amp; x)<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u8c03\u7528func(int&amp;&amp; x)&#xff0c;\u5982\u679c\u6ca1\u6709\u5c31\u8c03\u7528func(const int&amp; x)<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token operator\">::<\/span><span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u8c03\u7528func(int&amp;&amp; x)&#xff0c;\u5982\u679c\u6ca1\u6709\u5c31\u8c03\u7528func(const int&amp; x)<\/span><br \/>\n<span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span> x <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u53f3\u503c\u5f15\u7528\u53d8\u91cf\u7684\u5c5e\u6027\u662f\u5de6\u503c&#xff0c;\u8c03\u7528func(int&amp; x)<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token operator\">::<\/span><span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/x\u662f\u5de6\u503c&#xff0c;move(x)\u662f\u53f3\u503c&#xff0c;\u8c03\u7528func(int&amp;&amp; x)<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>5. \u53f3\u503c\u5f15\u7528\u548c\u79fb\u52a8\u8bed\u4e49\u7684\u4f7f\u7528<\/h3>\n<p>\u8bf4\u4e86\u90a3\u4e48\u591a\u5173\u4e8e\u53f3\u503c\u5f15\u7528\u7684\u8bed\u6cd5&#xff0c;\u90a3\u8fd9\u4e9b\u6709\u4ec0\u4e48\u7528\u5462&#xff1f;<\/p>\n<h4>\u5de6\u503c\u5f15\u7528\u7684\u4f7f\u7528<\/h4>\n<p>\u5148\u6765\u770b\u4e00\u4e0b\u5de6\u503c\u5f15\u7528\u7684\u4f7f\u7528&#xff1a;<\/p>\n<p>\u4e4b\u524d\u6211\u4eec\u4f7f\u7528\u5de6\u503c\u5f15\u7528\u4e3b\u8981\u5c31\u662f\u5728\u51fd\u6570\u4e2d\u5de6\u503c\u5f15\u7528\u4f20\u548c\u5de6\u503c\u5f15\u7528\u8fd4\u56de\u503c \u51cf\u5c11\u62f7\u8d1d&#xff0c;\u540c\u65f6\u505a\u5230\u53ef\u4ee5\u4fee\u6539\u5b9e\u53c2\u548c\u4fee\u6539\u8fd4\u56de\u503c\u7684\u4f5c\u7528\u3002<\/p>\n<p>\u6211\u4eec\u4f7f\u7528\u5de6\u503c\u5f15\u7528\u5c31\u5df2\u7ecf\u89e3\u51b3\u4e86\u5927\u591a\u6570\u573a\u666f\u7684\u62f7\u8d1d\u6548\u7387\u95ee\u9898&#xff0c;\u4f46\u662f\u603b\u6709\u4e00\u4e9b\u573a\u666f\u662f\u4e0d\u80fd\u4f7f\u7528\u4f20\u5de6\u503c\u5f15\u7528\u8fd4\u56de&#xff08;\u8fd9\u91cc\u5c31\u6bd4\u5982\u4e0b\u9762\u7684addString\u51fd\u6570generate\u51fd\u6570&#xff09;&#xff0c;\u663e\u7136\u662f\u4e0d\u80fd\u8fdb\u884c\u5de6\u503c\u5f15\u7528\u8fd4\u56de\u7684&#xff1b;&#xff08;\u5c31\u53ea\u80fd\u8fdb\u884c\u4f20\u503c\u8fd4\u56de&#xff09;<\/p>\n<p>\u90a3C&#043;&#043;11\u8bbe\u8ba1\u51fa\u4e86\u53f3\u503c\u5f15\u7528\u80fd\u591f\u4f7f\u7528\u53f3\u503c\u5f15\u7528\u8fd4\u56de\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u5417&#xff1f;\u663e\u7136\u4e0d\u80fd\u3002<\/p>\n<p>\u8fd9\u91cc\u95ee\u9898\u7684\u672c\u8d28\u662f&#xff1a;\u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u5c40\u90e8\u5bf9\u8c61&#xff0c;\u51fd\u6570\u7ed3\u675f\u4e4b\u540e\u8fd9\u4e2a\u5bf9\u8c61\u5c31\u6790\u6784\u9500\u6bc1\u4e86&#xff0c;\u53f3\u503c\u5f15\u7528\u8fd4\u56de\u4e5f\u65e0\u6cd5\u6539\u53d8\u5b83\u88ab\u6790\u6784\u9500\u6bc1\u7684\u4e8b\u5b9e\u3002<\/p>\n<p><span class=\"token comment\">\/\/ \u4f20\u503c\u8fd4\u56de\u9700\u8981\u62f7\u2ec9<\/span><br \/>\nstring <span class=\"token function\">addStrings<\/span><span class=\"token punctuation\">(<\/span>string num1<span class=\"token punctuation\">,<\/span> string num2<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nstring str<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> end1 <span class=\"token operator\">&#061;<\/span> num1<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> end2 <span class=\"token operator\">&#061;<\/span> num2<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/ \u8fdb\u4f4d<\/span><br \/>\n<span class=\"token keyword\">int<\/span> next <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span>end1 <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">||<\/span> end2 <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> val1 <span class=\"token operator\">&#061;<\/span> end1 <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">?<\/span> num1<span class=\"token punctuation\">[<\/span>end1<span class=\"token operator\">&#8212;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#8211;<\/span> <span class=\"token string\">&#039;0&#039;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> val2 <span class=\"token operator\">&#061;<\/span> end2 <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">?<\/span> num2<span class=\"token punctuation\">[<\/span>end2<span class=\"token operator\">&#8212;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#8211;<\/span> <span class=\"token string\">&#039;0&#039;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> ret <span class=\"token operator\">&#061;<\/span> val1 <span class=\"token operator\">&#043;<\/span> val2 <span class=\"token operator\">&#043;<\/span> next<span class=\"token punctuation\">;<\/span><br \/>\nnext <span class=\"token operator\">&#061;<\/span> ret <span class=\"token operator\">\/<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span><br \/>\nret <span class=\"token operator\">&#061;<\/span> ret <span class=\"token operator\">%<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstr <span class=\"token operator\">&#043;&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;0&#039;<\/span> <span class=\"token operator\">&#043;<\/span> ret<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>next <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><br \/>\nstr <span class=\"token operator\">&#043;&#061;<\/span> <span class=\"token string\">&#039;1&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">reverse<\/span><span class=\"token punctuation\">(<\/span>str<span class=\"token punctuation\">.<\/span><span class=\"token function\">begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> str<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> str<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/\u8fd9\u91cc\u8fdb\u884c\u4f20\u503c\u8fd4\u56de\u7684\u4ee3\u4ef7\u5c31\u975e\u5e38\u5927\u4e86<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token function\">generate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> numRows<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nvector<span class=\"token operator\">&lt;<\/span>vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token function\">vv<\/span><span class=\"token punctuation\">(<\/span>numRows<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> numRows<span class=\"token punctuation\">;<\/span> <span class=\"token operator\">&#043;&#043;<\/span>i<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nvv<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>i <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> numRows<span class=\"token punctuation\">;<\/span> <span class=\"token operator\">&#043;&#043;<\/span>i<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> j <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span> j <span class=\"token operator\">&lt;<\/span> i<span class=\"token punctuation\">;<\/span> <span class=\"token operator\">&#043;&#043;<\/span>j<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nvv<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>j<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> vv<span class=\"token punctuation\">[<\/span>i <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>j<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#043;<\/span> vv<span class=\"token punctuation\">[<\/span>i <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>j <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> vv<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c<\/h4>\n<p>\u90a3\u53f3\u503c\u5f15\u7528\u4e5f\u4e0d\u80fd\u89e3\u51b3\u4f20\u503c\u8fd4\u56de\u62f7\u8d1d\u7684\u95ee\u9898&#xff0c;C&#043;&#043;11\u4e5f\u63d0\u51fa\u4e86\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c<\/p>\n<ul>\n<li>\u79fb\u52a8\u6784\u9020\u662f\u4e00\u79cd\u6784\u9020\u51fd\u6570&#xff0c;\u7c7b\u4f3c\u4e8e\u62f7\u8d1d\u6784\u9020\u51fd\u6570&#xff1b;<\/li>\n<li>\u79fb\u52a8\u6784\u9020\u8981\u6c42\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u8be5\u7c7b\u7c7b\u578b\u7684\u5f15\u7528&#xff0c;\u4e8e\u62f7\u8d1d\u6784\u9020\u4e0d\u540c\u7684\u662f&#xff0c;\u79fb\u52a8\u6784\u9020\u8981\u6c42\u8fd9\u4e2a\u53c2\u6570\u662f\u53f3\u503c\u5f15\u7528&#xff08;\u5982\u679c\u5374\u5728\u5176\u4ed6\u53c2\u6570&#xff0c;\u989d\u5916\u53c2\u6570\u5fc5\u987b\u6709\u7f3a\u7701\u503c&#xff09;<\/li>\n<li>\u79fb\u52a8\u8d4b\u503c\u7684\u4e00\u4e2a\u8d4b\u503c\u8fd0\u7b97\u7b26\u7684\u91cd\u8f7d&#xff0c;\u4e8e\u62f7\u8d1d\u8d4b\u503c\u6784\u6210\u51fd\u6570\u91cd\u8f7d&#xff0c;\u7c7b\u4f3c\u4e8e\u62f7\u8d1d\u8d4b\u503c&#xff1b;<\/li>\n<li>\u79fb\u52a8\u8d4b\u503c\u51fd\u6570\u8981\u6c42\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u8be5\u7c7b\u7c7b\u578b\u7684\u5f15\u7528&#xff0c;\u4e14\u8981\u6c42\u8fd9\u4e2a\u53c2\u6570\u662f\u53f3\u503c\u5f15\u7528\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u91cc\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c\u5bf9\u4e8evector\/string\u8fd9\u6837\u8fdb\u884c\u6df1\u62f7\u8d1d\u7684\u7c7b&#xff0c;\u6216\u8005\u5305\u542b\u6df1\u62f7\u8d1d\u7684\u6210\u5458\u53d8\u91cf\u7684\u7c7b\u624d\u6709\u610f\u4e49\u3002<\/p>\n<p>\u56e0\u4e3a\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c&#xff0c;\u5b83\u4eec\u672c\u8d28\u4e0a\u662f\u8981\u63a0\u593a\u53f3\u503c\u5f15\u7528\u5f15\u7528\u7684\u53f3\u503c\u5bf9\u8c61\u7684\u8d44\u6e90&#xff0c;\u800c\u4e0d\u662f\u50cf\u62f7\u8d1d\u6784\u9020\u548c\u62f7\u8d1d\u8d4b\u503c\u90a3\u6837\u53bb\u91cd\u65b0\u5f00\u8f9f\u8d44\u6e90&#xff0c;\u4ece\u800c\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c\u6548\u7387\u66f4\u9ad8\u3002<\/p>\n<p>\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c\u5b9e\u73b0\u7684\u672c\u8d28\u5c31\u662f\u4ea4\u6362\u53f3\u503c\u5bf9\u8c61\u7684\u8d44\u6e90\u3002<\/p>\n<p><span class=\"token comment\">\/\/\u79fb\u52a8\u6784\u9020<\/span><br \/>\n<span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span>string<span class=\"token operator\">&amp;&amp;<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>s<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/\u79fb\u52a8\u8d4b\u503c<\/span><br \/>\nstring<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>string<span class=\"token operator\">&amp;&amp;<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>s<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u91cc&#xff0c;\u53f3\u503c\u662f \u4e34\u65f6\u5bf9\u8c61\u3001\u533f\u540d\u5bf9\u8c61\u7b49&#xff0c;\u53f3\u503c\u5f15\u7528\u5f15\u7528\u7684\u5bf9\u8c61&#xff0c;\u9a6c\u4e0a\u5c31\u88ab\u6790\u6784\u91ca\u653e\u4e86&#xff1b;<\/p>\n<p>\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c\u7684\u672c\u8d28\u5c31\u662f\u8981\u5c06\u8fd9\u4e9b\u5373\u5c06\u91ca\u653e\u7684\u8d44\u6e90\u8fdb\u884c\u91cd\u65b0\u5229\u7528\u3002<\/p>\n<h2>\u4e09\u3001\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c\u89e3\u51b3\u4f20\u503c\u8fd4\u56de\u7684\u95ee\u9898<\/h2>\n<p>\u8fd9\u90e8\u5206\u5185\u5bb9\u6709\u70b9\u591a&#xff0c;\u73b0\u5728\u6765\u8be6\u7ec6\u4e86\u89e3<\/p>\n<p>\u8fd9\u91cc\u4e3a\u4e86\u80fd\u591f\u65b9\u4fbf\u89c2\u5bdf\u5230\u62f7\u8d1d\u6784\u9020\u548c\u79fb\u52a8\u6784\u9020\u7684\u6b21\u6570&#xff0c;\u5c31\u4f7f\u7528\u81ea\u5df1\u5b9e\u73b0\u7684string&#xff1a;<\/p>\n<p><span class=\"token keyword\">namespace<\/span> HL<br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">string<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token keyword\">typedef<\/span> <span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span> iterator<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">typedef<\/span> <span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span> const_iterator<span class=\"token punctuation\">;<\/span><br \/>\niterator <span class=\"token function\">begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">return<\/span> _str<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\niterator <span class=\"token function\">end<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">return<\/span> _str <span class=\"token operator\">&#043;<\/span> _size<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nconst_iterator <span class=\"token function\">begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">const<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">return<\/span> _str<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nconst_iterator <span class=\"token function\">end<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">const<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">return<\/span> _str <span class=\"token operator\">&#043;<\/span> _size<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span> str <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token operator\">:<\/span><span class=\"token function\">_size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">strlen<\/span><span class=\"token punctuation\">(<\/span>str<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">,<\/span> <span class=\"token function\">_capacity<\/span><span class=\"token punctuation\">(<\/span>_size<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;string(char* str)-\u6784\u9020&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n_str <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token keyword\">char<\/span><span class=\"token punctuation\">[<\/span>_capacity <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">strcpy<\/span><span class=\"token punctuation\">(<\/span>_str<span class=\"token punctuation\">,<\/span> str<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>string<span class=\"token operator\">&amp;<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token operator\">::<\/span><span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>_str<span class=\"token punctuation\">,<\/span> s<span class=\"token punctuation\">.<\/span>_str<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token operator\">::<\/span><span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>_size<span class=\"token punctuation\">,<\/span> s<span class=\"token punctuation\">.<\/span>_size<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token operator\">::<\/span><span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>_capacity<span class=\"token punctuation\">,<\/span> s<span class=\"token punctuation\">.<\/span>_capacity<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> string<span class=\"token operator\">&amp;<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token operator\">:<\/span><span class=\"token function\">_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;string(const string&amp; s) &#8212; \u62f7\u2ec9\u6784\u9020&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">reserve<\/span><span class=\"token punctuation\">(<\/span>s<span class=\"token punctuation\">.<\/span>_capacity<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">auto<\/span> ch <span class=\"token operator\">:<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>ch<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/ \u79fb\u52a8\u6784\u9020<\/span><br \/>\n<span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span>string<span class=\"token operator\">&amp;&amp;<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;string(string&amp;&amp; s) &#8212; \u79fb\u52a8\u6784\u9020&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>s<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nstring<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> string<span class=\"token operator\">&amp;<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;string&amp; operator&#061;(const string&amp; s) &#8212; \u62f7\u2ec9\u8d4b\u503c&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span><br \/>\nendl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span> <span class=\"token operator\">!&#061;<\/span> <span class=\"token operator\">&amp;<\/span>s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n_str<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\\\\0&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n_size <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">reserve<\/span><span class=\"token punctuation\">(<\/span>s<span class=\"token punctuation\">.<\/span>_capacity<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">auto<\/span> ch <span class=\"token operator\">:<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>ch<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/ \u79fb\u52a8\u8d4b\u503c<\/span><br \/>\nstring<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>string<span class=\"token operator\">&amp;&amp;<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;string&amp; operator&#061;(string&amp;&amp; s) &#8212; \u79fb\u52a8\u8d4b\u503c&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>s<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token operator\">~<\/span><span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;~string() &#8212; \u6790\u6784&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">delete<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> _str<span class=\"token punctuation\">;<\/span><br \/>\n_str <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">char<\/span><span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span>size_t pos<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span>pos <span class=\"token operator\">&lt;<\/span> _size<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> _str<span class=\"token punctuation\">[<\/span>pos<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">reserve<\/span><span class=\"token punctuation\">(<\/span>size_t n<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>n <span class=\"token operator\">&gt;<\/span> _capacity<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span> tmp <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token keyword\">char<\/span><span class=\"token punctuation\">[<\/span>n <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>_str<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">strcpy<\/span><span class=\"token punctuation\">(<\/span>tmp<span class=\"token punctuation\">,<\/span> _str<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">delete<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> _str<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n_str <span class=\"token operator\">&#061;<\/span> tmp<span class=\"token punctuation\">;<\/span><br \/>\n_capacity <span class=\"token operator\">&#061;<\/span> n<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">char<\/span> ch<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>_size <span class=\"token operator\">&gt;&#061;<\/span> _capacity<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nsize_t newcapacity <span class=\"token operator\">&#061;<\/span> _capacity <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">?<\/span> <span class=\"token number\">4<\/span> <span class=\"token operator\">:<\/span> _capacity <span class=\"token operator\">*<\/span><br \/>\n<span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">reserve<\/span><span class=\"token punctuation\">(<\/span>newcapacity<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n_str<span class=\"token punctuation\">[<\/span>_size<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> ch<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token operator\">&#043;&#043;<\/span>_size<span class=\"token punctuation\">;<\/span><br \/>\n_str<span class=\"token punctuation\">[<\/span>_size<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\\\\0&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nstring<span class=\"token operator\">&amp;<\/span> <span class=\"token keyword\">operator<\/span><span class=\"token operator\">&#043;&#061;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">char<\/span> ch<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>ch<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span> <span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">const<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">return<\/span> _str<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nsize_t <span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">const<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">return<\/span> _size<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span> _str <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">;<\/span><br \/>\nsize_t _size <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\nsize_t _capacity <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstring <span class=\"token function\">addStrings<\/span><span class=\"token punctuation\">(<\/span>string num1<span class=\"token punctuation\">,<\/span> string num2<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\nstring str<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> end1 <span class=\"token operator\">&#061;<\/span> num1<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> end2 <span class=\"token operator\">&#061;<\/span> num2<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/ \u8fdb\u4f4d<\/span><br \/>\n<span class=\"token keyword\">int<\/span> next <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span>end1 <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">||<\/span> end2 <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> val1 <span class=\"token operator\">&#061;<\/span> end1 <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">?<\/span> num1<span class=\"token punctuation\">[<\/span>end1<span class=\"token operator\">&#8212;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#8211;<\/span> <span class=\"token string\">&#039;0&#039;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> val2 <span class=\"token operator\">&#061;<\/span> end2 <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">?<\/span> num2<span class=\"token punctuation\">[<\/span>end2<span class=\"token operator\">&#8212;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#8211;<\/span> <span class=\"token string\">&#039;0&#039;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> ret <span class=\"token operator\">&#061;<\/span> val1 <span class=\"token operator\">&#043;<\/span> val2 <span class=\"token operator\">&#043;<\/span> next<span class=\"token punctuation\">;<\/span><br \/>\nnext <span class=\"token operator\">&#061;<\/span> ret <span class=\"token operator\">\/<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span><br \/>\nret <span class=\"token operator\">&#061;<\/span> ret <span class=\"token operator\">%<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstr <span class=\"token operator\">&#043;&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;0&#039;<\/span> <span class=\"token operator\">&#043;<\/span> ret<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>next <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><br \/>\nstr <span class=\"token operator\">&#043;&#061;<\/span> <span class=\"token string\">&#039;1&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">reverse<\/span><span class=\"token punctuation\">(<\/span>str<span class=\"token punctuation\">.<\/span><span class=\"token function\">begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> str<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> str<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u4f7f\u7528\u7684string\u5982\u4e0a\u8ff0\u6240\u793a\u3002<\/p>\n<h3>\u53ea\u5b58\u5728\u62f7\u8d1d\u6784\u9020&#xff0c;\u6ca1\u6709\u79fb\u52a8\u6784\u9020<\/h3>\n<p>\u5728\u6ca1\u6709\u53f3\u503c\u5f15\u7528\u548c\u79fb\u52a8\u6784\u9020\u4e4b\u524d&#xff0c;\u6211\u4eec\u90fd\u662f\u4f7f\u7528\u62f7\u8d1d\u6784\u9020&#xff0c;\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u5b83\u8fdb\u884c\u4f20\u503c\u8fd4\u56de\u65f6\u7684\u62f7\u8d1d\u6d88\u8017\u3002<\/p>\n<p>\u73b0\u5728\u5047\u8bbe\u8fd9\u6837\u7684\u573a\u666f&#xff08;\u53ea\u6709\u62f7\u8d1d\u6784\u9020&#xff09;<\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nHL<span class=\"token operator\">::<\/span>string ret <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">HL<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">addStrings<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;11111&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;2222&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> ret<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220612-6855db54c7704.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u535a\u4e3b\u8fd9\u91cc\u4f7f\u7528\u7684\u662fvisual Studio 2022&#xff0c;\u53ef\u4ee5\u770b\u5230\u4f20\u503c\u8fd4\u56de\u65f6\u6ca1\u6709\u8c03\u7528\u62f7\u8d1d\u6784\u9020\u554a&#xff1b;<\/p>\n<p>\u8fd9\u662f\u56e0\u4e3a\u7f16\u8bd1\u5668\u8fdb\u884c\u4e86\u4f18\u5316\u5c06\u591a\u6b21\u62f7\u8d1d\u6784\u9020\u8fdb\u884c\u4e86\u4f18\u5316\u3002<\/p>\n<p>\u8fd9\u91cc\u5982\u679c\u7f16\u8bd1\u5668\u4e0d\u8fdb\u884c\u4f18\u5316&#xff0c;\u90a3\u5c31\u662f\u4e24\u6b21\u62f7\u8d1d\u6784\u9020<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220613-6855db5526cfa.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u5728vs2019 debug\u73af\u5883\u4e0b\u7f16\u8bd1\u5668\u5bf9\u62f7\u8d1d\u7684\u4f18\u5316&#xff0c;\u4f1a\u5c06\u4e24\u6b21\u62f7\u8d1d\u6784\u9020\u4f18\u5316\u6210\u4e00\u6b21&#xff08;\u4e0a\u56fe\u53f3\u8fb9\u6240\u793a&#xff09;<\/p>\n<p>\u5728vs2022\u548cvs2019 release\u4e0b&#xff0c;\u7f16\u8bd1\u5668\u4f18\u5316\u5c31\u4f1a\u5341\u5206\u6050\u6016\u4e86&#xff0c;\u4f1a\u76f4\u63a5\u5c06str\u5bf9\u8c61\u7684\u6784\u9020&#xff0c;str\u62f7\u8d1d\u6784\u9020\u7684\u4e34\u65f6\u5bf9\u8c61&#xff0c;\u4e34\u65f6\u5bf9\u8c61\u62f7\u8d1d\u6784\u9020ret\u5bf9\u8c61&#xff0c;\u4e09\u6b21\u62f7\u8d1d\u6784\u9020\u5408\u4e09\u4e3a\u4e00&#xff0c;\u53d8\u6210\u76f4\u63a5\u6784\u9020\u3002&#xff08;\u5982\u4e0b\u56fe\u6240\u793a&#xff09; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220614-6855db560bab9.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u8fd9\u91cc\u5bf9str\u53d6\u5730\u5740\u53ef\u4ee5\u53d1\u73b0\u548cret\u5730\u5740\u662f\u4e00\u6837\u7684&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220614-6855db567ce03.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u90a3\u4e5f\u5c31\u662f\u8bf4&#xff0c;\u7f16\u8bd1\u5668\u7a76\u6781\u4f18\u5316\u4ee5\u540e&#xff0c;str\u5176\u5b9e\u5c31\u662fret\u7684\u4e00\u4e2a\u522b\u540d(\u5f15\u7528)\u3002<\/p>\n<p>\u8fd9\u91cc\u7a7a\u53e3\u65e0\u51ed&#xff0c;\u73b0\u5728\u5728linux\u7684\u73af\u5883\u4e0b\u4f7f\u7528g&#043;&#043; test.cpp -fno-elide-constructors&#xff08;\u5173\u95ed\u7f16\u8bd1\u5668\u7684\u4f18\u5316)&#xff0c;\u6765\u770b\u4e00\u4e0b\u8fd0\u884c\u7ed3\u679c&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220614-6855db56b9495.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u53ef\u4ee5\u770b\u5230\u786e\u5b9e\u662f\u4e24\u6b21\u62f7\u8d1d\u6784\u9020<\/p>\n<h3>\u5b58\u5728\u79fb\u52a8\u6784\u9020<\/h3>\n<p>\u5176\u5b9e\u7f16\u8bd1\u5668\u7684\u4f18\u5316\u5df2\u7ecf\u5f88\u597d\u4e86&#xff0c;\u5982\u4e0a\u8ff0&#xff0c;\u5b83\u5c06\u591a\u6b21\u62f7\u8d1d\u6784\u9020\u5408\u6210\u4e00\u6b21&#xff1b;<\/p>\n<p>\u4f46\u662f\u5982\u679c\u53ea\u6709\u62f7\u8d1d\u6784\u9020&#xff0c;\u90a3\u6548\u7387\u5c31\u975e\u5e38\u4f9d\u8d56\u7f16\u8bd1\u5668\u4e86&#xff0c;\u5982\u679c\u7f16\u8bd1\u5668\u8fdb\u884c\u4e86\u4f18\u5316&#xff0c;\u90a3\u6548\u7387\u76f8\u5bf9\u8fd8\u662f\u5f88\u9ad8\u7684&#xff0c;\u4f46\u5982\u679c\u7f16\u8bd1\u5668\u6ca1\u6709\u8fdb\u884c\u4f18\u5316\u90a3\u5c31\u5341\u5206\u7684\u5751\u4e86\u3002<\/p>\n<p>\u5e76\u4e0d\u662f\u6240\u6709\u7684\u7f16\u8bd1\u5668\u90fd\u4f1a\u8fdb\u884c\u4f18\u5316&#xff0c;\u6240\u6709\u73b0\u5728\u6765\u770b\u4e00\u4e0b\u6709\u4e86\u79fb\u52a8\u6784\u9020\u4ee5\u540e&#xff0c;\u4f20\u503c\u95ee\u9898\u5982\u4f55\u89e3\u51b3<\/p>\n<p><span class=\"token comment\">\/\/ \u79fb\u52a8\u6784\u9020<\/span><br \/>\n<span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span>string<span class=\"token operator\">&amp;&amp;<\/span> s<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;string(string&amp;&amp; s) &#8212; \u79fb\u52a8\u6784\u9020&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>s<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u91cc\u5148\u6765\u770b\u4e00\u4e0blinux\u4e0d\u4f7f\u7528\u7f16\u8bd1\u5668\u4f18\u5316\u7684\u8fd0\u884c\u7ed3\u679c&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220615-6855db575ab05.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220616-6855db5811a8e.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u5148\u6765\u770b\u4e00\u4e0b\u7f16\u8bd1\u5668vs2019 debug\u4e0b\u8fdb\u884c\u7684\u4f18\u5316&#xff0c;\u5c06\u4e24\u6b21\u79fb\u52a8\u6784\u9020\u4f18\u5316\u6210\u4e00\u6b21&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220616-6855db5875f02.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u6700\u540e\u6211\u4eec\u518d\u6765\u770b\u4e00\u4e0b\u7f16\u8bd1\u5668\u7684\u7a76\u6781\u4f18\u5316&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220617-6855db5924c41.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u5bf9\u6bd4\u4e0a\u9762\u4e09\u79cd\u60c5\u51b5&#xff1a;<\/p>\n<p>\u7f16\u8bd1\u5668\u4e0d\u8fdb\u884c\u4f18\u5316&#xff0c;\u90a3\u4e5f\u5c31\u4e24\u6b21\u79fb\u52a8\u6784\u9020&#xff1b;\u6211\u4eec\u77e5\u9053\u79fb\u52a8\u6784\u9020\u5c31\u662f\u4ea4\u6362\u4e00\u4e0b\u8d44\u6e90&#xff0c;\u5e76\u6ca1\u6709\u5f00\u8f9f\u65b0\u7684\u7a7a\u95f4\u548c\u91ca\u653e\u65e7\u7684\u7a7a\u95f4\u8fd9\u4e9b\u6d6a\u8d39&#xff0c;\u6548\u7387\u8fd8\u662f\u5f88\u9ad8\u7684&#xff1b;<\/p>\n<p>\u5982\u679c\u7f16\u8bd1\u5668\u8fdb\u884c\u4f18\u5316&#xff0c;\u90a3\u5c31\u66f4\u597d\u4e86&#xff0c;\u6548\u7387\u4f1a\u66f4\u9ad8&#xff1b;&#xff08;\u4f46\u662f\u8fd9\u91cc\u7f16\u8bd1\u5668\u4e0d\u8fdb\u884c\u4f18\u5316&#xff0c;\u6548\u7387\u5c31\u5df2\u7ecf\u5f88\u9ad8\u4e86&#xff0c;\u8fd9\u6837\u6211\u4eec\u5c31\u4e0d\u518d\u4f9d\u8d56\u4e8e\u7f16\u8bd1\u5668\u6765\u89e3\u51b3\u4f20\u503c\u8fd4\u56de\u7684\u62f7\u8d1d\u6784\u9020\u95ee\u9898&#xff09;\u3002<\/p>\n<h3>\u53ea\u5b58\u5728\u62f7\u8d1d\u8d4b\u503c&#xff0c;\u6ca1\u6709\u79fb\u52a8\u8d4b\u503c<\/h3>\n<p>\u6709\u4e86\u79fb\u52a8\u6784\u9020&#xff0c;\u6211\u4eec\u964d\u4f4e\u4e86\u4e0a\u8ff0\u4f20\u503c\u8fd4\u56de\u8fdb\u884c\u62f7\u8d1d\u6784\u9020\u7684\u6d88\u8017&#xff0c;\u4f46\u5982\u679c\u6211\u4eec\u4f20\u503c\u8fd4\u56de\u4e0d\u662f\u8c03\u7528\u7684\u62f7\u8d1d\u6784\u9020&#xff0c;\u800c\u662f\u62f7\u8d1d\u8d4b\u503c\u5462&#xff1f;<\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\nHL<span class=\"token operator\">::<\/span>string <span class=\"token function\">ret<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;hello&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5148\u521b\u5efa\u4e86\u4e00\u4e2a\u53d8\u91cf<\/span><br \/>\n<span class=\"token comment\">\/\/\u8fdb\u884c\u4e00\u7cfb\u5217\u64cd\u4f5c<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> ret<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u7136\u540e\u5bf9\u5176\u8fdb\u884c\u8d4b\u503c<\/span><br \/>\nret <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">HL<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">addStrings<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;11111&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;2222&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> ret<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u73b0\u5728\u6709\u4e0a\u8ff0\u573a\u666f&#xff1b;&#xff08;\u73b0\u5728\u6211\u4eec\u5148\u770b\u53ea\u5b58\u5728\u62f7\u8d1d\u8d4b\u503c\u7684\u60c5\u51b5\u4e0b&#xff09;<\/p>\n<p>\u5982\u679c\u7f16\u8bd1\u5668\u4e0d\u8fdb\u884c\u4f18\u5316\u7684\u60c5\u51b5\u4e0b&#xff0c;\u90a3\u5c31\u662f\u4e00\u6b21\u62f7\u8d1d\u6784\u9020&#xff0c;\u4e00\u6b21\u62f7\u8d1d\u8d4b\u503c&#xff08;\u5728linux\u4e0b\u6d4b\u8bd5\u4e00\u4e0b&#xff09;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220617-6855db59c02a2.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220618-6855db5a1756a.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u5728vs2022\u548cvs2019 release\u4e0b&#xff0c;\u7f16\u8bd1\u5668\u4f1a\u5bf9\u8fd9\u6837\u7684\u62f7\u8d1d\u6784\u9020\u548c\u62f7\u8d1d\u8d4b\u503c\u8fdb\u884c\u4f18\u5316&#xff0c;\u4f1a\u5c06\u5176\u9020\u4f18\u5316\u6210\u4e00\u6b21\u62f7\u8d1d\u8d4b\u503c\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220618-6855db5a66748.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220618-6855db5a9be21.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>\u5b58\u5728\u79fb\u52a8\u8d4b\u503c<\/h3>\n<p>\u5f53\u5b58\u5728\u4e86\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c\u4ee5\u540e&#xff0c;\u8fd9\u91cc\u6211\u4eec\u7f16\u8bd1\u5668\u4e0d\u4f18\u5316\u7684\u60c5\u51b5\u4e0b&#xff0c;\u8fd9\u91cc\u4e5f\u5c31\u53ea\u6709\u4e00\u6b21 \u79fb\u52a8\u6784\u9020\u548c\u4e00\u6b21 \u79fb\u52a8\u8d4b\u503c\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220619-6855db5b02735.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220619-6855db5b51ec1.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>**\u5728vs2022\u548cvs2019 release**\u4e0b&#xff0c;\u7f16\u8bd1\u5668\u4f1a\u5bf9\u8fd9\u6837\u7684\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c\u8fdb\u884c\u4f18\u5316&#xff0c;\u4f1a\u5c06\u5176\u9020\u4f18\u5316\u6210\u4e00\u6b21\u79fb\u52a8\u8d4b\u503c\u3002 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250620220619-6855db5babc71.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u8fd9\u91cc\u603b\u7ed3\u4e00\u4e0b&#xff1a;<\/p>\n<p>\u5728\u53ea\u6709\u62f7\u8d1d\u6784\u9020\u548c\u62f7\u8d1d\u8d4b\u503c\u7684\u60c5\u51b5\u4e0b&#xff0c;\u4f20\u503c\u8fd4\u56de\u62f7\u8d1d\u7684\u6d88\u8017\u662f\u5f88\u5927\u7684&#xff1b;\u7f16\u8bd1\u5668\u867d\u7136\u505a\u51fa\u4e86\u4e00\u4e9b\u4f18\u5316&#xff0c;\u5c06\u591a\u6b21\u6784\u9020\u5408\u6210\u4e00\u6b21\u6784\u9020&#xff0c;\u4f46\u8fd9\u6837\u5c31\u4f1a\u53d6\u51b3\u4e8e\u7f16\u8bd1\u5668&#xff08;\u7f16\u8bd1\u5668\u4f18\u5316\u4e86\u6d88\u8017\u5c31\u4f4e&#xff0c;\u7f16\u8bd1\u5668\u4e0d\u4f18\u5316\u6d88\u8017\u5c31\u5f88\u5927&#xff09;\u3002<\/p>\n<p>\u6709\u4e86\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u62f7\u8d1d\u4e4b\u540e&#xff0c;\u867d\u7136\u4f20\u503c\u8fd4\u56de\u8fd8\u662f\u4f1a\u8c03\u7528\u591a\u6b21\u6784\u9020&#xff0c;\u4f46\u662f\u79fb\u52a8\u6784\u9020\u548c\u79fb\u52a8\u8d4b\u503c\u53ea\u662f\u8fdb\u884c\u8d44\u6e90\u7684\u4ea4\u6362&#xff0c;\u6548\u7387\u662f\u5f88\u5feb\u7684&#xff0c;\u5c31\u662f\u7f16\u8bd1\u5668\u4e0d\u8fdb\u884c\u4f18\u5316&#xff0c;\u4e24\u6b21\u3001\u4e09\u6b21\u79fb\u52a8\u6784\u9020\u6548\u7387\u8fd8\u662f\u5f88\u5feb&#xff1b;\u8fd9\u6837\u6211\u4eec\u7a0b\u5e8f\u7684\u6548\u7387\u5c31\u4e0d\u4f1a\u53d6\u51b3\u4e8e\u7f16\u8bd1\u5668&#xff0c;&#xff08;\u7f16\u8bd1\u5668\u4f18\u5316\u4e86\u66f4\u597d&#xff0c;\u4e0d\u4f18\u5316\u6548\u7387\u4e5f\u4e0d\u4f1a\u5f88\u4f4e&#xff0c;\u6d88\u8017\u90fd\u5f88\u5c0f&#xff09;\u3002<\/p>\n<h3>\u53f3\u503c\u5f15\u7528\u548c\u79fb\u52a8\u8bed\u4e49\u5728\u4f20\u53c2\u4e2d\u7684\u63d0\u6548<\/h3>\n<p>\u5728\u4e0a\u8ff0\u8fc7\u7a0b\u4e2d&#xff0c;\u5176\u5b9e\u63d0\u6548\u4e0d\u662f\u5f88\u660e\u663e&#xff0c;\u56e0\u4e3a\u6211\u4eec\u4f7f\u7528\u7684\u662fstring&#xff1b;<\/p>\n<p>\u4f46\u662f\u5982\u679c\u6211\u4eec\u4f7f\u7528\u662fvector&lt;string&gt;\u6216\u8005list&lt;string&gt;\u90a3\u5c31\u53ef\u60f3\u800c\u77e5&#xff0c;\u63d0\u6548\u5c31\u5f88\u660e\u663e\u4e86\u3002<\/p>\n<p>\u6211\u4eec\u5728STL\u6587\u6863\u4e2d\u53ef\u4ee5\u770b\u5230&#xff0c;C&#043;&#043;11\u4e4b\u540e\u5bb9\u5668\u7684push\u548cinsert\u7cfb\u5217\u7684\u63a5\u53e3\u90fd\u589e\u52a0\u4e86\u53f3\u503c\u5f15\u7528\u7684\u7248\u672c<\/p>\n<ul>\n<li>\u5f53\u662f\u5b9e\u53c2\u662f\u4e00\u4e2a\u5de6\u503c\u65f6&#xff0c;\u5bb9\u5668\u5c31\u4f1a\u8c03\u7528\u5de6\u503c\u7248\u672c&#xff0c;\u8c03\u7528\u62f7\u8d1d\u6784\u9020\u8fdb\u884c\u62f7\u8d1d&#xff0c;\u5c06\u5bf9\u8c61\u62f7\u8d1d\u5230\u5bb9\u5668\u7a7a\u95f4\u4e2d\u7684\u5bf9\u8c61\u3002<\/li>\n<li>\u5982\u679c\u5b9e\u53c2\u662f\u4e00\u4e2a\u53f3\u503c&#xff0c;\u5bb9\u5668\u5c31\u4f1a\u8c03\u7528\u53f3\u503c\u7248\u672c&#xff0c;\u8c03\u7528\u79fb\u52a8\u6784\u9020&#xff0c;\u5c06\u53f3\u503c\u5bf9\u8c61\u7684\u8d44\u6e90\u8f6c\u79fb\u5230\u5bb9\u5668\u7a7a\u95f4\u7684\u5bf9\u8c61\u4e0a\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u91cc\u8fd8\u5b58\u5728\u4e00\u4e2aemplace\u7cfb\u5217\u7684\u63a5\u53e3&#xff0c;\u8fd9\u4e2a\u5728\u4e86\u89e3\u53ef\u53d8\u53c2\u6570\u6a21\u677f\u4ee5\u540e\u518d\u4e86\u89e3\u8fd9\u4e00\u7cfb\u5217\u7684\u63a5\u53e3\u3002<\/p>\n<p>\u8fd9\u91cc\u5c31\u4e0d\u6f14\u793alist&lt;string&gt;\u6216\u8005vector&lt;string&gt;\u8fd9\u4e9b\u573a\u666f\u4e86\u597d\u5427\u3002<\/p>\n<h2>\u56db\u3001\u7c7b\u578b\u5206\u7c7b<\/h2>\n<p>\u5728C&#043;&#043;11\u4e4b\u540e&#xff0c;\u5bf9\u7c7b\u578b\u8fdb\u884c\u4e86\u8fdb\u4e00\u6b65\u5212\u5206&#xff1a;<\/p>\n<ul>\n<li>\u53f3\u503c\u88ab\u5212\u5206\u6210\u4e86\u7eaf\u53f3\u503c(pure value&#xff0c;\u7b80\u79f0prvalue)\u548c\u5c06\u4ea1\u503c(expiring value&#xff0c;\u7b80\u79f0xvalue)\u3002<\/li>\n<li>\u7eaf\u53f3\u503c&#xff1a;\u5b57\u9762\u503c\u5e38\u91cf\u548c\u6c42\u503c\u7ed3\u679c\u76f8\u5f53\u4e8e\u5b57\u9762\u503c&#xff0c;\u6216\u8005\u4e00\u4e2a\u4e0d\u5177\u540d\u7684\u4e34\u65f6\u5bf9\u8c61\u3002&#xff08;\u6bd4\u598210\u3001true\u3001nullptr\u6216\u8005\u7c7b\u4f3c\u4e8estr.subsr(1,3)\u3001str1&#043;str2\u4f20\u503c\u8fd4\u56de\u51fd\u6570\u7684\u8c03\u7528\u3001\u6216\u8005\u6574\u578ba&#043;b\u3001a&#043;&#043;\u7b49\u3002<\/li>\n<li>\u5c06\u4ea1\u503c&#xff1a;\u6307\u8fd4\u56de\u53f3\u503c\u5f15\u7528\u7684\u51fd\u6570\u7684\u8c03\u7528\u8868\u8fbe\u5f0f\u548c\u8f6c\u5316\u6210\u53f3\u503c\u5f15\u7528\u7684\u8f6c\u6362\u51fd\u6570\u7684\u8c03\u7528\u8868\u8fbe\u5f0f&#xff08;\u6bd4\u5982mave(x)\u3001static_cast&lt;X&amp;&amp;&gt;(x)&#xff09;<\/li>\n<li>\u6cdb\u5de6\u503c&#xff1a;&#xff08;generalized value&#xff0c;\u7b80\u79f0glvalue&#xff09;&#xff0c;\u6cdb\u5de6\u503c\u5305\u542b\u5c06\u4ea1\u503c\u548c\u5de6\u503c\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u91cc\u7b80\u5355\u4e86\u89e3\u4e00\u4e0b&#xff0c;\u8be6\u7ec6\u53ef\u4ee5\u770b\u4e00\u4e0b \u503c\u7c7b\u522b\u548c Value category<\/p>\n<h2>\u4e94\u3001\u5f15\u7528\u6298\u53e0<\/h2>\n<p>\u5728C&#043;&#043;11\u4e2d&#xff0c;\u6211\u4eec\u4e0d\u80fd\u76f4\u63a5\u5b9a\u4e49\u5f15\u7528\u7684\u5f15\u7528&#xff0c;\u6bd4\u5982int&amp; &amp;&amp; r &#061; i\u8fd9\u6837\u4f1a\u62a5\u9519&#xff0c;\u4f46\u662f\u5982\u679c\u6211\u4eec\u901a\u8fc7\u6a21\u7248\u6216\u8005typedef\u7c7b\u578b\u64cd\u4f5c&#xff0c;\u6211\u4eec\u5c31\u53ef\u4ee5\u6784\u6210\u5f15\u7528\u7684\u5f15\u7528&#xff08;\u8fd9\u6837\u4e0d\u4f1a\u62a5\u9519&#xff09;<\/p>\n<p>\u5f53\u6211\u4eec\u901a\u8fc7\u6a21\u7248\u6216\u8005typedef\u4e2d\u7684\u7c7b\u578b\u64cd\u4f5c&#xff0c;\u6784\u6210\u5f15\u7528\u7684\u5f15\u7528\u65f6&#xff0c;C&#043;&#043;11\u7ed9\u51fa\u4e86\u5173\u4e8e\u5f15\u7528\u6298\u53e0\u7684\u89c4\u5219&#xff1a;<\/p>\n<ul>\n<li>\u53f3\u503c\u5f15\u7528\u7684\u53f3\u503c\u5f15\u7528\u6298\u53e0\u6210\u53f3\u503c\u5f15\u7528&#xff1b;<\/li>\n<li>\u5176\u4ed6\u7684\u90fd\u6298\u53e0\u6210\u4e86\u5de6\u503c\u5f15\u7528\u3002<\/li>\n<\/ul>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">typedef<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> lref<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">typedef<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span> rref<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">int<\/span> n <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\nlref<span class=\"token operator\">&amp;<\/span> r1 <span class=\"token operator\">&#061;<\/span> n<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5de6\u503c\u5f15\u7528\u548c\u5de6\u503c\u5f15\u7528 \u6298\u53e0\u4e3a \u5de6\u503c\u5f15\u7528<\/span><br \/>\nlref<span class=\"token operator\">&amp;&amp;<\/span> r2 <span class=\"token operator\">&#061;<\/span> n<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u53f3\u503c\u5f15\u7528\u548c\u5de6\u503c\u5f15\u7528 \u6298\u53e0\u4e3a \u5de6\u503c\u5f15\u7528<\/span><br \/>\nrref<span class=\"token operator\">&amp;<\/span> r3 <span class=\"token operator\">&#061;<\/span> n<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5de6\u503c\u5f15\u7528\u548c\u53f3\u503c\u5f15\u7528 \u6298\u53e0\u4e3a \u5de6\u503c\u5f15\u7528<\/span><br \/>\nrref<span class=\"token operator\">&amp;&amp;<\/span> r4 <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u53f3\u503c\u5f15\u7528\u548c\u53f3\u503c\u5f15\u7528 \u6298\u53e0\u4e3a \u53f3\u503c\u5f15\u7528<\/span><\/p>\n<p><span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u5f53\u7136\u6211\u4eec\u4e5f\u53ef\u4ee5\u901a\u8fc7\u7c7b\u6a21\u7248&#xff0c;\u6765\u6784\u6210\u5f15\u7528\u6298\u53e0<\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">fun1<\/span><span class=\"token punctuation\">(<\/span>T<span class=\"token operator\">&amp;<\/span> x<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">fun2<\/span><span class=\"token punctuation\">(<\/span>T<span class=\"token operator\">&amp;&amp;<\/span> x<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> n <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u663e\u793a\u5b9e\u4f8b\u5316<\/span><br \/>\nfun1<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nfun1<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/err<\/span><\/p>\n<p>fun1<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nfun1<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/err<\/span><\/p>\n<p>fun1<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nfun1<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/err<\/span><\/p>\n<p>fun2<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/err<\/span><br \/>\nfun2<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>fun2<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nfun2<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/err<\/span><\/p>\n<p>fun2<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/err<\/span><br \/>\nfun2<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><img decoding=\"async\" src=\"2025-06-21ve3ggyx5ipk.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u6839\u636e\u4e0a\u56fe\u6211\u4eec\u4f1a\u53d1\u73b0&#xff0c;\u5de6\u503c\u5f15\u7528\u7248\u672c\u7684\u6a21\u677f&#xff0c;\u65e0\u8bba\u6211\u4eec\u7ed9\u7684\u662f\u5de6\u503c\u8fd8\u662f\u53f3\u503c&#xff0c;\u5b83\u90fd\u4f1a\u5b9e\u4f8b\u5316\u6210\u5de6\u503c\u7248\u672c&#xff1b;\u800c\u53f3\u503c\u5f15\u7528\u7248\u672c&#xff0c;\u6211\u4eec\u7ed9\u7684\u662f\u5de6\u503c&#xff0c;\u5b83\u5c31\u5b9e\u4f8b\u5316\u6210\u5de6\u503c\u7248\u672c&#xff1b;\u7ed9\u7684\u662f\u53f3\u503c\u5c31\u5b9e\u4f8b\u5316\u6210\u53f3\u503c\u7248\u672c\u3002<\/p>\n<p>\u5728\u6709\u4e9b\u5730\u65b9&#xff0c;\u4e5f\u5c06\u53f3\u503c\u7248\u672c\u7684\u6a21\u7248\u53c2\u6570\u53eb\u505a\u4e07\u80fd\u5f15\u7528\u3002<\/p>\n<p>\u8fd9\u91cc\u6211\u4eec\u662f\u663e\u793a\u5b9e\u4f8b\u5316&#xff0c;\u73b0\u5728\u6765\u770b\u4e00\u4e0b\u7f16\u8bd1\u5668\u6839\u636e\u6211\u4eec\u4f20\u503c\u6765\u5b9e\u4f8b\u5316\u751f\u6210\u7684<\/p>\n<p><span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>T<span class=\"token operator\">&amp;&amp;<\/span> x<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">int<\/span> a <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\nT b <span class=\"token operator\">&#061;<\/span> a<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/x&#043;&#043;;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token operator\">&amp;<\/span>a <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\ncout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token operator\">&amp;<\/span>b <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u53f3\u503c<\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> a<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>a<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u5de6\u503c<\/span><\/p>\n<p><span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token operator\">::<\/span><span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>a<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u53f3\u503c<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> b <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">8<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>b<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/const \u5de6\u503c<\/span><\/p>\n<p><span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token operator\">::<\/span><span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>b<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/const \u53f3\u503c<\/span><\/p>\n<p><span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><img decoding=\"async\" src=\"2025-06-21m5lbiyyusz3.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h2>\u516d\u3001\u5b8c\u7f8e\u8f6c\u53d1<\/h2>\n<p>\u5728\u4e0a\u8ff0func(T&amp;&amp; x)\u51fd\u6570\u6a21\u7248\u4e2d&#xff0c;\u6211\u4eec\u4f20\u5de6\u503c\u4ee5\u540e\u5b9e\u4f8b\u5316\u7684\u662f\u5de6\u503c\u5f15\u7528\u7684func\u51fd\u6570&#xff0c;\u4f20\u53f3\u503c\u4ee5\u540e\u5b9e\u4f8b\u5316\u7684\u662f\u53f3\u503c\u5f15\u7528\u7684func\u51fd\u6570\u3002<\/p>\n<p>\u4f46\u662f\u5728\u53f3\u503c\u7684\u5c5e\u6027\u65f6&#xff0c;\u66fe\u63d0\u5230\u53f3\u503c\u5f15\u7528\u8868\u8fbe\u5f0f\u53d8\u91cf\u7684\u5c5e\u6027\u662f\u5de6\u503c&#xff0c;\u90a3\u4e5f\u5c31\u610f\u5473\u7740\u4e00\u4e2a\u53f3\u503c\u88ab\u53f3\u503c\u5f15\u7528\u7ed1\u5b9a\u540e&#xff0c;\u53f3\u503c\u5f15\u7528\u53d8\u91cf\u8868\u8fbe\u5f0f\u7684\u5c5e\u6027\u662f\u5de6\u503c&#xff0c;\u90a3\u6211\u4eec\u628a\u4e00\u4e2a\u53f3\u503c\u5f15\u7528\u53d8\u91cfx\u4f20\u7ed9\u51fd\u6570func&#xff0c;\u90a3\u4e48\u5339\u914d\u7684\u662f\u5de6\u503c\u5f15\u7528\u7248\u672c\u7684func\u51fd\u6570&#xff1b;&#xff08;\u8fd9\u4e0d\u7b26\u5408\u903b\u8f91\u554a&#xff09;<\/p>\n<p>C&#043;&#043;11\u5bf9\u4e0a\u8ff0\u60c5\u51b5&#xff0c;\u901a\u8fc7\u4e86\u5b8c\u7f8e\u8f6c\u53d1\u51fd\u6570&#xff1a;<\/p>\n<p>template&lt;class T&gt; T&amp;&amp; forward(typename remove_reference&lt;T&gt;::type&amp; arg)<\/p>\n<p>\u5b8c\u7f8e\u8f6c\u53d1forword\u662f\u4e00\u4e2a\u51fd\u6570\u6a21\u7248&#xff0c;\u5b83\u4e3b\u8981\u8fd8\u662f\u901a\u8fc7\u5f15\u7528\u6298\u53e0\u7684\u65b9\u5f0f\u5b9e\u73b0\u3002<\/p>\n<p><span class=\"token keyword\">void<\/span> <span class=\"token function\">Fun<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> x<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;\u5de6\u503c\u5f15\u7528&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">Fun<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;<\/span> x<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;const \u5de6\u503c\u5f15\u7528&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">Fun<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span> x<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;\u53f3\u503c\u5f15\u7528&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">Fun<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span><span class=\"token operator\">&amp;&amp;<\/span> x<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;const \u53f3\u503c\u5f15\u7528&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> endl<span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">T<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>T<span class=\"token operator\">&amp;&amp;<\/span> t<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">Fun<\/span><span class=\"token punctuation\">(<\/span>t<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/Fun(std::forward&lt;T&gt;(t));<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u53f3\u503c<\/span><br \/>\n<span class=\"token keyword\">int<\/span> a<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>a<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5de6\u503c<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token operator\">::<\/span><span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>a<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u53f3\u503c<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token keyword\">int<\/span> b <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">8<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>b<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ const \u5de6\u503c<\/span><br \/>\n<span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token operator\">::<\/span><span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>b<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ const \u53f3\u503c<\/span><br \/>\n<span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><img decoding=\"async\" src=\"2025-06-21qnfcsqvmiuf.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u5c31\u5982\u4e0a\u8ff0&#xff0c;\u4e0d\u7ba1\u6211\u4eecfunc\u5b9e\u4f8b\u5316\u7684\u662f\u5de6\u503c\u5f15\u7528\u8fd8\u662f\u53f3\u503c\u5f15\u7528\u7248\u672c&#xff0c;\u5b83\u518d\u6b21\u8c03\u7528Fun\u51fd\u6570&#xff0c;\u90fd\u662f\u8c03\u7528\u5de6\u503c\u5f15\u7528\u7248\u672c\u7684<\/p>\n<p>\u8fd9\u662f\u56e0\u4e3a&#xff0c;\u4e0d\u8bba\u5b9e\u4f8b\u5316\u7684\u662f\u5de6\u503c\u5f15\u7528\u8fd8\u662f\u53f3\u503c\u5f15\u7528\u7248\u672c\u7684&#xff0c;\u6211\u4eec\u7684\u53d8\u91cft\u5b83\u7684\u5c5e\u6027\u90fd\u662f\u5de6\u503c&#xff0c;\u90a3\u8c03\u7528\u7684\u79fb\u52a8\u662f\u53c2\u6570\u662f\u5de6\u503c\u7684Fun\u51fd\u6570\u3002<\/p>\n<p>\u6211\u4eec\u8981\u60f3\u901a\u8fc7func\u8c03\u7528Fun\u5b9e\u73b0\u5de6\u503c\u5f15\u7528\u8c03\u7528\u5de6\u503c\u5f15\u7528&#xff0c;\u53f3\u503c\u5f15\u7528\u8c03\u7528\u53f3\u503c\u5f15\u7528\u7684&#xff0c;\u90a3\u5c31\u8981\u901a\u8fc7forword\u6765\u5b9e\u73b0\u3002<\/p>\n<p><img decoding=\"async\" src=\"2025-06-21kzmhkugvan4.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u5230\u8fd9\u91cc\u672c\u7bc7\u5185\u5bb9\u5c31\u7ed3\u675f\u4e86&#xff0c;\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n<p>\u5236\u4f5c\u4e0d\u6613&#xff0c;\u611f\u8c22\u5927\u4f6c\u7684\u652f\u6301\u3002<\/p>\n<p>\u6211\u7684\u535a\u5ba2\u5373\u5c06\u540c\u6b65\u81f3\u817e\u8baf\u4e91\u5f00\u53d1\u8005\u793e\u533a&#xff0c;\u9080\u8bf7\u5927\u5bb6\u4e00\u540c\u5165\u9a7b&#xff1a;https:\/\/cloud.tencent.com\/developer\/support-plan?invite_code&#061;2oul0hvapjsws<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb6.5k\u6b21\uff0c\u70b9\u8d5e132\u6b21\uff0c\u6536\u85cf100\u6b21\u3002C++11\u4e4b\u521d\u59cb\u5316\u5217\u8868\u548c\u53f3\u503c\u5f15\u7528 _\u8def\u7ea2\u67f1 c++<\/p>\n","protected":false},"author":2,"featured_media":44891,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[55,99,190],"topic":[],"class_list":["post-44911","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-c","tag-java","tag-190"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010C++11\uff08\u4e0a\uff09\u3011\u2014\u2014 \u6211\u4e0eC++\u7684\u4e0d\u89e3\u4e4b\u7f18\uff08\u4e09\u5341\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/44911.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" 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