{"id":60985,"date":"2026-01-16T20:17:47","date_gmt":"2026-01-16T12:17:47","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/60985.html"},"modified":"2026-01-16T20:17:47","modified_gmt":"2026-01-16T12:17:47","slug":"c%e8%af%ad%e8%a8%80%e5%9f%ba%e7%a1%80%ef%bc%9a%e6%95%b0%e7%bb%84%ef%bc%883%ef%bc%89%e4%ba%8c%e7%bb%b4%e5%ad%97%e7%ac%a6%e5%9e%8b%e6%95%b0%e7%bb%84%e5%87%bd%e6%95%b0%ef%bc%881%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/60985.html","title":{"rendered":"C\u8bed\u8a00\u57fa\u7840\uff1a\u6570\u7ec4\uff083\uff09\u4e8c\u7ef4\u5b57\u7b26\u578b\u6570\u7ec4&amp;\u51fd\u6570\uff081\uff09"},"content":{"rendered":"<h4>\u4e00\u3001\u4e8c\u7ef4\u5b57\u7b26\u578b\u6570\u7ec4<\/h4>\n<h5>1. \u6982\u5ff5\u4e0e\u5b9a\u4e49<\/h5>\n<ul>\n<li>\n<p>\u4e8c\u7ef4\u5b57\u7b26\u578b\u6570\u7ec4\u672c\u8d28\u4e0a\u662f\u201c\u4e00\u7ef4\u5b57\u7b26\u6570\u7ec4\u7684\u6570\u7ec4\u201d&#xff0c;\u7528\u4e8e\u5b58\u50a8\u591a\u4e2a\u5b57\u7b26\u4e32\u3002<\/p>\n<\/li>\n<li>\n<p>\u5b9a\u4e49\u683c\u5f0f&#xff1a;<\/p>\n<p>char \u6570\u7ec4\u540d[\u884c\u6570][\u5217\u6570];<\/p>\n<ul>\n<li>\n<p>\u884c\u6570&#xff1a;\u8868\u793a\u5b57\u7b26\u4e32\u7684\u4e2a\u6570\u3002<\/p>\n<\/li>\n<li>\n<p>\u5217\u6570&#xff1a;\u8868\u793a\u6bcf\u4e2a\u5b57\u7b26\u4e32\u7684\u6700\u5927\u957f\u5ea6&#xff08;\u9700\u5305\u542b\u7ed3\u675f\u7b26\u00a0\\\\0&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>2. \u521d\u59cb\u5316\u65b9\u5f0f<\/h5>\n<ul>\n<li>\n<p>\u5c40\u90e8\u521d\u59cb\u5316&#xff1a;\u672a\u8d4b\u521d\u503c\u7684\u5143\u7d20\u81ea\u52a8\u521d\u59cb\u5316\u4e3a\u00a0\\\\0\u3002<\/p>\n<p>char str[3][10] &#061; {&#034;hello&#034;, &#034;world&#034;, &#034;test&#034;};\n<\/li>\n<li>\n<p>\u9010\u884c\u521d\u59cb\u5316&#xff1a;\u53ef\u663e\u5f0f\u6307\u5b9a\u6bcf\u884c\u5185\u5bb9\u3002<\/p>\n<p>char str[2][6] &#061; {{&#039;h&#039;,&#039;e&#039;,&#039;l&#039;,&#039;l&#039;,&#039;o&#039;,&#039;\\\\0&#039;}, {&#039;w&#039;,&#039;o&#039;,&#039;r&#039;,&#039;l&#039;,&#039;d&#039;,&#039;\\\\0&#039;}};\n<\/li>\n<li>\n<p>\u9ed8\u8ba4\u521d\u59cb\u5316&#xff1a;\u884c\u6570\u53ef\u7701\u7565&#xff0c;\u5217\u6570\u4e0d\u53ef\u7701\u7565\u3002<\/p>\n<p>char str[][10] &#061; {&#034;C&#034;, &#034;Java&#034;, &#034;Python&#034;};\n<\/li>\n<\/ul>\n<h5>3. \u5185\u5b58\u5b58\u50a8\u7279\u6027<\/h5>\n<ul>\n<li>\n<p>\u8fde\u7eed\u6027&#xff1a;\u6240\u6709\u5143\u7d20\u5728\u5185\u5b58\u4e2d\u8fde\u7eed\u5b58\u653e\u3002<\/p>\n<\/li>\n<li>\n<p>\u6709\u5e8f\u6027&#xff1a;\u6309\u884c\u4f18\u5148\u987a\u5e8f\u5b58\u50a8&#xff0c;\u5373\u5148\u5b58\u7b2c\u4e00\u884c\u6240\u6709\u5b57\u7b26&#xff0c;\u518d\u5b58\u7b2c\u4e8c\u884c&#xff0c;\u4f9d\u6b64\u7c7b\u63a8\u3002<\/p>\n<\/li>\n<li>\n<p>\u53ef\u901a\u8fc7\u8ba1\u7b97\u00a0sizeof(\u6570\u7ec4\u540d)\u00a0\u83b7\u53d6\u603b\u5b57\u8282\u6570\u3002<\/p>\n<\/li>\n<li>\n<p style=\"text-align:center\">\u4e8c\u7ef4\u5b57\u7b26\u578b\u6570\u7ec4\u5192\u6ce1\u6392\u5e8f<img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260116121744-696a2c685c936.png\" \/><\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>\u4e8c\u3001\u51fd\u6570<\/h4>\n<h5>1. \u51fd\u6570\u7684\u57fa\u672c\u5f62\u5f0f<\/h5>\n<ul>\n<li>\n<p>\u51fd\u6570\u5b9a\u4e49&#xff1a;<\/p>\n<p>\u8fd4\u56de\u7c7b\u578b \u51fd\u6570\u540d(\u53c2\u6570\u5217\u8868) {<br \/>\n    \u51fd\u6570\u4f53;<br \/>\n    return \u8fd4\u56de\u503c;<br \/>\n}\n<\/li>\n<li>\n<p>\u51fd\u6570\u8c03\u7528&#xff1a;<\/p>\n<p>\u51fd\u6570\u540d(\u5b9e\u53c2\u5217\u8868);\n<\/li>\n<li>\n<p>\u51fd\u6570\u58f0\u660e&#xff1a;\u82e5\u51fd\u6570\u5b9a\u4e49\u5728\u8c03\u7528\u4e4b\u540e&#xff0c;\u9700\u63d0\u524d\u58f0\u660e\u3002<\/p>\n<p>\u8fd4\u56de\u7c7b\u578b \u51fd\u6570\u540d(\u53c2\u6570\u5217\u8868);\n<\/li>\n<\/ul>\n<h5>2. \u53d8\u91cf\u7684\u4f5c\u7528\u57df\u4e0e\u751f\u547d\u5468\u671f<\/h5>\n<ul>\n<li>\n<p>\u5c40\u90e8\u53d8\u91cf&#xff1a;\u4f5c\u7528\u57df\u9650\u4e8e\u5b9a\u4e49\u5b83\u7684\u4ee3\u7801\u5757\u5185&#xff0c;\u751f\u547d\u5468\u671f\u968f\u4ee3\u7801\u5757\u7ed3\u675f\u800c\u7ed3\u675f\u3002<\/p>\n<\/li>\n<li>\n<p>\u5168\u5c40\u53d8\u91cf&#xff1a;\u4f5c\u7528\u57df\u8986\u76d6\u6574\u4e2a\u7a0b\u5e8f&#xff0c;\u751f\u547d\u5468\u671f\u4ece\u7a0b\u5e8f\u542f\u52a8\u5230\u7ed3\u675f\u3002<\/p>\n<\/li>\n<li>\n<p>\u53d8\u91cf\u9690\u85cf&#xff1a;\u5c40\u90e8\u53d8\u91cf\u53ef\u4e0e\u5168\u5c40\u53d8\u91cf\u540c\u540d&#xff0c;\u5728\u5c40\u90e8\u4f5c\u7528\u57df\u5185\u4f18\u5148\u4f7f\u7528\u5c40\u90e8\u53d8\u91cf\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>3. \u5b58\u50a8\u7c7b\u578b<\/h5>\n<table>\n<tr>\u5b58\u50a8\u7c7b\u578b\u542b\u4e49\u7279\u70b9<\/tr>\n<tbody>\n<tr>\n<td>auto<\/td>\n<td>\u81ea\u52a8\u53d8\u91cf&#xff08;\u9ed8\u8ba4&#xff09;<\/td>\n<td>\u5b58\u50a8\u5728\u6808\u533a&#xff0c;\u672a\u521d\u59cb\u5316\u5219\u4e3a\u968f\u673a\u503c<\/td>\n<\/tr>\n<tr>\n<td>register<\/td>\n<td>\u5bc4\u5b58\u5668\u53d8\u91cf<\/td>\n<td>\u5efa\u8bae\u7f16\u8bd1\u5668\u5c06\u53d8\u91cf\u5b58\u4e8e\u5bc4\u5b58\u5668<\/td>\n<\/tr>\n<tr>\n<td>extern<\/td>\n<td>\u5916\u90e8\u53d8\u91cf\u58f0\u660e<\/td>\n<td>\u7528\u4e8e\u5f15\u7528\u5176\u4ed6\u6587\u4ef6\u4e2d\u5b9a\u4e49\u7684\u5168\u5c40\u53d8\u91cf<\/td>\n<\/tr>\n<tr>\n<td>static<\/td>\n<td>\u9759\u6001\u53d8\u91cf<\/td>\n<td>\u5ef6\u957f\u751f\u547d\u5468\u671f&#xff0c;\u9650\u5236\u4f5c\u7528\u57df\u4ec5\u9650\u672c\u6587\u4ef6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8c03\u7528\u51fd\u6570<img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260116121745-696a2c6932c75.png\" \/><img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260116121745-696a2c696cf7a.png\" \/><\/p>\n<h3>\u4eca\u65e5\u7ec3\u4e60<\/h3>\n<p>1.\u4ece\u7ec8\u7aef\u63a5\u6536\u4e24\u4e2a\u5b57\u7b26\u4e32&#xff0c;\u6253\u5370\u51fa\u4e24\u4e2a\u5b57\u7b26\u4e32\u6bd4\u8f83\u7684\u7ed3\u679c&#xff0c;\u76f8\u7b49\u6253\u53700&#xff0c;\u7b2c\u4e00\u4e2a\u5927\u4e8e\u7b2c\u4e8c\u4e2a\u6253\u5370 &gt; 0 \u7b2c \u4e00\u4e2a\u5c0f\u4e8e\u7b2c\u4e8c\u4e2a\u6253\u5370 &lt; 0&#xff08;\u4e0d\u80fd\u4f7f\u7528strcmp&#xff09;\u3002<\/p>\n<p>2.\u4ece\u7ec8\u7aef\u8f93\u5165\u4e00\u4e2a\u5e74\u4efd&#xff0c;\u5c01\u88c5\u51fd\u6570\u5224\u65ad\u8be5\u5e74\u662f\u5426\u4e3a\u95f0\u5e74&#xff0c;\u5982\u679c\u4e3a\u95f0\u5e74\u8fd4\u56de1&#xff0c;\u4e0d\u8fc7\u4e0d\u4e3a\u95f0\u5e74\u51fd\u6570\u8fd4\u56de0\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260116121745-696a2c699269e.png\" \/><img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260116121746-696a2c6a043f0.png\" \/><img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260116121746-696a2c6a13421.png\" \/><img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260116121746-696a2c6a34eef.png\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u4e8c\u7ef4\u5b57\u7b26\u578b\u6570\u7ec41. \u6982\u5ff5\u4e0e\u5b9a\u4e49\u4e8c\u7ef4\u5b57\u7b26\u578b\u6570\u7ec4\u672c\u8d28\u4e0a\u662f\u201c\u4e00\u7ef4\u5b57\u7b26\u6570\u7ec4\u7684\u6570\u7ec4\u201d&#xff0c;\u7528\u4e8e\u5b58\u50a8\u591a\u4e2a\u5b57\u7b26\u4e32\u3002\u5b9a\u4e49\u683c\u5f0f&#xff1a;char \u6570\u7ec4\u540d[\u884c\u6570][\u5217\u6570];\u884c\u6570&#xff1a;\u8868\u793a\u5b57\u7b26\u4e32\u7684\u4e2a\u6570\u3002\u5217\u6570&#xff1a;\u8868\u793a\u6bcf\u4e2a\u5b57\u7b26\u4e32\u7684\u6700\u5927\u957f\u5ea6&#xff08;\u9700\u5305\u542b\u7ed3\u675f\u7b26\u00a0\\\\0&#xff09;\u30022. \u521d\u59cb\u5316\u65b9\u5f0f\u5c40\u90e8\u521d\u59cb\u5316&#xff1a;\u672a\u8d4b\u521d\u503c\u7684\u5143\u7d20\u81ea\u52a8\u521d\u59cb\u5316\u4e3a\u00a0\\\\0\u3002char str[3][10]  {\\&#8221;hello\\&#8221;, \\&#8221;world\\&#8221;, \\&#8221;test\\&#8221;};\u9010\u884c\u521d\u59cb\u5316<\/p>\n","protected":false},"author":2,"featured_media":60978,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[174,190],"topic":[],"class_list":["post-60985","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-c","tag-190"],"yoast_head":"<!-- This site is optimized with the Yoast 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