{"id":111622,"date":"2026-10-01T11:22:54","date_gmt":"2026-10-01T03:22:54","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/111622.html"},"modified":"2026-10-01T11:22:54","modified_gmt":"2026-10-01T03:22:54","slug":"c%e5%86%85%e5%ad%98%e7%ae%a1%e7%90%86-%e6%a8%a1%e6%9d%bf","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/111622.html","title":{"rendered":"C++\u5185\u5b58\u7ba1\u7406 + \u6a21\u677f"},"content":{"rendered":"

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u0f3a \u4e2a\u4eba\u4e3b\u9875 \u00b7 \u7eaa\u5ff5229 \u0f3b<\/font><\/p>\n

🏠\u6211\u7684\u535a\u5ba2\u4e3b\u9875🏠<\/font><\/p>\n

\u0f12\u4e13\u680f\u76ee\u5f55：\u300a\u6570\u636e\u7ed3\u6784\u300b\u0f12<\/font><\/p>\n

\u0f12\u4e13\u680f\u76ee\u5f55：\u300a\u7b97\u6cd5\u300b\u0f12<\/font><\/p>\n

\u0f12\u4e13\u680f\u76ee\u5f55：\u300aC++\u300b\u0f12<\/font><\/p>\n

\u0f12\u4e13\u680f\u76ee\u5f55：\u300aMySQL\u6570\u636e\u5e93\u300b\u0f12<\/font><\/p>\n

\u0f12\u4e13\u680f\u76ee\u5f55：\u300a\u524d\u7aef\u5f00\u53d1\u300b\u0f12<\/font><\/p>\n

\u0f12\u5176\u5b83\u6709\u8da3\u7684\u8ba1\u7b97\u673a\u77e5\u8bc6\u0f12<\/font><\/p>\n

\u0f3a\u4e16\u4e0a\u672c\u6ca1\u6709\u8def，\u8d70\u7684\u4eba\u591a\u4e86\u81ea\u7136\u5c31\u6709\u4e86\u0f3b<\/font><\/p>\n

\n

\u672c\u7bc7\u6587\u7ae0\u8bb2\u8ff0\u7684\u662fC++\u5185\u5b58\u7ba1\u7406\u548c\u6a21\u677f\u7684\u5185\u5bb9，\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9<\/p>\n

\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u4ee5\u4ee3\u7801\u7684\u5f62\u5f0f\u8bb2\u89e3<\/p>\n

\n

\u6587\u7ae0\u76ee\u5f55<\/h4>\n
    \n
  • 1.\u5185\u5b58\u7ba1\u7406<\/li>\n
  • 2.\u6a21\u677f<\/li>\n<\/ul>\n
    \n

    1.\u5185\u5b58\u7ba1\u7406<\/h2>\n

    #<\/span>include<\/span><iostream><\/span><\/span>
    \nusing namespace std;<\/span><\/p>\n

    \/\/class A<\/span>
    \n\/\/{<\/span>
    \n\/\/public:<\/span>
    \n\/\/A(int a = 0)<\/span>
    \n\/\/:_a(a)<\/span>
    \n\/\/{<\/span>
    \n\/\/cout << "A(int a = 0)" << endl;<\/span>
    \n\/\/}<\/span>
    \n\/\/~A()<\/span>
    \n\/\/{<\/span>
    \n\/\/cout << "~A()" << endl;<\/span>
    \n\/\/}<\/span>
    \n\/\/private:<\/span>
    \n\/\/int _a;<\/span>
    \n\/\/};<\/span>
    \n\/\/<\/span>
    \n\/\/int main()<\/span>
    \n\/\/{<\/span>
    \n\/\/A* p5 = (A*)malloc(sizeof(A) * 10);<\/span>
    \n\/\/free(p5);<\/span>
    \n\/\/<\/span>
    \n\/\/A* p6 = new A[10];<\/span>
    \n\/\/delete[] p6;<\/span>
    \n\/\/return 0;<\/span>
    \n\/\/}<\/span><\/p>\n

    \u8fd9\u91cc\u8bb2\u7684\u662fmalloc\u4e0enew\u7533\u8bf7\u7a7a\u95f4\u548c\u9500\u6bc1\u7684\u65b9\u5f0f，\u4e4b\u524d\u6587\u7ae0\u89e3\u91ca\u8fc7\u8fd9\u91cc\u5c31\u4e0d\u8d58\u8ff0\u4e86<\/p>\n

    \/\/#define _DEBUG_BIT<\/span><\/p>\n

    \/\/void func()<\/span>
    \n\/\/{<\/span>
    \n\/\/for (size_t i = 0; i < 100000; i++)<\/span>
    \n\/\/{<\/span>
    \n\/\/\/\/int* p1 = (int*)malloc(sizeof(int) * 1024 * 1024); \/\/4M<\/span>
    \n\/\/\/\/if (p1)<\/span>
    \n\/\/\/\/{<\/span>
    \n\/\/\/\/cout << i << "->" << p1 << endl;<\/span>
    \n\/\/\/\/}<\/span>
    \n\/\/\/\/else<\/span>
    \n\/\/\/\/{<\/span>
    \n\/\/\/\/break;<\/span>
    \n\/\/\/\/}<\/span>
    \n\/\/#ifdef _DEBUG_BIT<\/span>
    \n\/\/if (i == 493)<\/span>
    \n\/\/{<\/span>
    \n\/\/int x = 0;<\/span>
    \n\/\/}<\/span>
    \n\/\/#endif<\/span>
    \n\/\/int* p1 = new int[1024 * 1024];\/\/4M<\/span>
    \n\/\/ \/\/\u7533\u8bf7\u5931\u8d25\u81ea\u52a8\u629b\u51fa\u5f02\u5e38<\/span>
    \n\/\/ cout << i << "->" << p1 << endl;<\/span>
    \n\/\/\/\/\u8fd9\u4e2a#define XX<\/span>
    \n\/\/\/\/ <\/span>
    \n\/\/\/\/ #ifdef XX \/\/\u5982\u679c#define XX\u4ee3\u7801\u91cc\u7684\u4e1c\u897f\u624d\u80fd\u6267\u884c<\/span>
    \n\/\/\/\/ \u4ee3\u7801 <\/span>
    \n\/\/\/\/ #endif<\/span>
    \n\/\/\/\/ \u4ee3\u7801\u91cc\u5199if \u6761\u4ef6\u662f i == 397<\/span>
    \n\/\/\/\/\u76ee\u7684\u662f\u5728\u91cc\u9762\u6253\u4e00\u4e2a\u65ad\u70b9\u5f53\u6211\u4eec<\/span>
    \n\/\/\/\/\u5faa\u73af\u5230i == 397 \u7684\u65f6\u5019\u518d\u770b<\/span>
    \n\/\/\/\/\u7528\u4e0d\u7740\u6211\u4eec\u4e00\u4e2a\u4e2a\u70b9\u5230\u7b2c397\u6b21\u5faa\u73af<\/span>
    \n\/\/\/\/\u4e0d\u60f3\u7528\u8fd9\u6bb5\u4ee3\u7801\u5c06#define XX\u6ce8\u91ca\u5373\u53ef<\/span>
    \n\/\/\/\/#ifdef<\/span>
    \n\/\/\/\/ \u4ee3\u7801 \u4e0d\u518d\u7f16\u8bd1<\/span>
    \n\/\/\/\/ #endif<\/span>
    \n\/\/\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/}<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/int main()<\/span>
    \n\/\/{<\/span>
    \n\/\/\/\/try\/catch\u5c31\u662f\u7ed9\u629b\u5f02\u5e38\u4ee3\u7801\u7684<\/span>
    \n\/\/\/\/\u7684\u63a5\u76d8\u673a\u5236\u8ba9\u7a0b\u5e8f\u6b7b\u7684\u4f53\u9762<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/\/\/try \u548c catch<\/span>
    \n\/\/\/\/ \u7ed3\u6784<\/span>
    \n\/\/\/\/ try<\/span>
    \n\/\/\/\/ {<\/span>
    \n\/\/\/\/ \/\/\u53ef\u80fd\u51fa\u9519\u7684\u4ee3\u7801\u653e\u8fd9\u91cc<\/span>
    \n\/\/\/\/ }<\/span>
    \n\/\/\/\/ catch(\u5f02\u5e38\u7c7b\u578b \u53d8\u91cf\u540d)<\/span>
    \n\/\/\/\/ {<\/span>
    \n\/\/\/\/ \/\/\u51fa\u9519\u540e\u5904\u7406\u7684\u4ee3\u7801<\/span>
    \n\/\/\/\/ }<\/span>
    \n\/\/\/\/\u5982\u679c\u4ee3\u7801\u91cc\u7684new\u5931\u8d25\u629b\u5f02\u5e38<\/span>
    \n\/\/\/\/catch\u5c31\u4f1a\u63a5\u6536\u5f02\u5e38<\/span>
    \n\/\/\/\/\u5e76\u6253\u51fa\u9519\u5728\u54ea\u91cc<\/span>
    \n\/\/\/\/ \u5f02\u5e38\u6709\u591a\u79cd\u4e3e\u5217catch()<\/span>
    \n\/\/\/\/ \u8fd9\u4e9b\u90fd\u5728\u5c0f\u62ec\u53f7\u91cc<\/span>
    \n\/\/\/\/ const bad_alloc& e \u5185\u5b58\u4e0d\u8db3<\/span>
    \n\/\/\/\/ const out_of_range& e \u8d8a\u754c<\/span>
    \n\/\/\/\/ const (std::)exception& e<\/span>
    \n\/\/\/\/ \u7ee7\u627f\u81eastd::expection\u7684\u6807\u51c6\u5f02\u5e38<\/span>
    \n\/\/\/\/ \u5982std::runtime_error std::out_of_range<\/span>
    \n\/\/\/\/ \u8fd9\u4e9b\u5f02\u5e38\u7c7b\u578b\u90fd\u5728std\u57df\u5185<\/span>
    \n\/\/\/\/ <\/span>
    \n\/\/\/\/ const … \u5305\u542b\u6240\u6709\u5f02\u5e38<\/span>
    \n\/\/try<\/span>
    \n\/\/{<\/span>
    \n\/\/func();<\/span>
    \n\/\/ }<\/span>
    \n\/\/catch (const exception& e)<\/span>
    \n\/\/{<\/span>
    \n\/\/\/\/\u8fd9\u91cc\u4e3a\u5565\u4e0d\u7528exception e<\/span>
    \n\/\/\/\/ \u539f\u56e0:exception\u662f\u7c7b\u4e0d\u52a0const &\u4f1a\u89e6\u53d1\u62f7\u8d1d\u6784\u9020 <\/span>
    \n\/\/cout << e.what() << endl;<\/span>
    \n\/\/\/\/\u4ee3\u7801\u91cc\u7684what()\u51fd\u6570\u662fexception\u7c7b\u7684\u4e00\u4e2a\u6210\u5458\u51fd\u6570<\/span>
    \n\/\/ \/\/\u8fd4\u56de\u6709\u9519\u8bef\u4fe1\u606f\u7684\u5b57\u7b26\u4e32<\/span>
    \n\/\/ \/\/（\u9519\u8bef\u4fe1\u606f\u5b57\u7b26\u4e32\u7684\u5185\u5bb9\u7531\u629b\u5f02\u5e38\u7684\u5730\u65b9\u51b3\u5b9a）<\/span>
    \n\/\/\/\/<\/span>
    \n\/\/}<\/span>
    \n\/\/return 0;<\/span>
    \n\/\/}<\/span><\/p>\n

    \u5148\u89e3\u91camain\u51fd\u6570\u91cc\u7684 try { \/\/\u4ee3\u7801（\u53ef\u80fd\u51fa\u73b0\u7684\u4ee3\u7801） } catch(\u5f02\u5e38\u7c7b\u578b \u53d8\u91cf\u540d) { \/\/\u51fa\u9519\u540e\u5904\u7406\u7684\u4ee3\u7801 } \u4e00\u822c\u662fnew\u7533\u8bf7\u7a7a\u95f4\u5931\u8d25\u629b\u5f02\u5e38 \u4ee3\u7801\u91cc\u7684new\u5931\u8d25\u629b\u5f02\u5e38 catch\u5c31\u4f1a\u63a5\u6536\u5f02\u5e38 \u5e76\u6253\u51fa\u5f02\u5e38\u5728\u4ee3\u7801\u90a3\u4e00\u884c<\/p>\n

    \u5f02\u5e38\u53ef\u4ee5\u662f\u4efb\u4f55\u7c7b\u578b(\u6700\u5e38\u89c1\u7684\u662fnew\u629b\u5f02\u5e38\u7c7b\u578bexpection) \u4e3e\u5217catch() \u8fd9\u4e9b\u90fd\u5728\u5c0f\u62ec\u53f7\u91cc \u8fd4\u56de\u610f\u601d const bad_alloc& e \u5185\u5b58\u4e0d\u8db3 const out_of_range& e \u8d8a\u754c const (std::)expection\u7684\u6807\u51c6\u5f02\u5e38 \u5982std::runtime_error std::out_of_range(\u8fd9\u4e9b\u5f02\u5e38\u7c7b\u578b\u90fd\u5728std\u57df\u5185)<\/p>\n

    \u2026(\u8868\u793a\u6240\u6709\u5f02\u5e38)<\/p>\n

    try
    \n\/\/{<\/span>
    \n\/\/func();<\/span>
    \n\/\/ }<\/span>
    \n\/\/catch (const exception& e)<\/span>
    \n\/\/{<\/span>
    \n\/\/\/\/\u8fd9\u91cc\u4e3a\u5565\u4e0d\u7528exception e<\/span>
    \n\/\/\/\/ \u539f\u56e0:exception\u662f\u7c7b\u4e0d\u52a0const &\u4f1a\u89e6\u53d1\u62f7\u8d1d\u6784\u9020 <\/span>
    \n\/\/cout << e.what() << endl;<\/span>
    \n\/\/\/\/\u4ee3\u7801\u91cc\u7684what()\u51fd\u6570\u662fexception\u7c7b\u7684\u4e00\u4e2a\u6210\u5458\u51fd\u6570<\/span>
    \n\/\/ \/\/\u8fd4\u56de\u6709\u9519\u8bef\u4fe1\u606f\u7684\u5b57\u7b26\u4e32<\/span>
    \n\/\/ \/\/（\u9519\u8bef\u4fe1\u606f\u5b57\u7b26\u4e32\u7684\u5185\u5bb9\u7531\u629b\u5f02\u5e38\u7684\u5730\u65b9\u51b3\u5b9a）<\/span>
    \n\/\/\/\/<\/span>
    \n\/\/}<\/span><\/p>\n

    \u8fd9\u91cc\u4e3a\u5565\u4e0d\u7528expection e \u6211\u4eec\u77e5\u9053expection \u8fd9\u662f\u4e00\u4e2a\u7c7b \u6211\u4eec\u5728\u5f62\u53c2\u8fd9\u6837\u5199\u4f1a\u8c03\u7528\u62f7\u8d1d\u6784\u9020<\/p>\n

    \u8fd9\u91ccwhat()\u662f\u4ec0\u4e48 \u9996\u5148\u6211\u4eec\u77e5\u9053e\u662fexpection\u7c7b\u7c7b\u578b what\u662f\u8be5\u7c7b\u4e2d\u7684\u6210\u5458\u51fd\u6570（\u4f5c\u7528\u662f\u6253\u5370\u629b\u5f02\u5e38\u7684\u90a3\u4e00\u884c\u4ee3\u7801）<\/p>\n

    \u63a5\u4e0b\u6765\u8bb2\u89e3\u9884\u5904\u7406\u6307\u4ee4 \/\/#define _DEBUG_BIT \u8fd9\u4e2a\u7684\u610f\u601d\u5c31\u662f\u5b9a\u4e49_DEBUG_BIT\u8fd9\u4e2a\u4e1c\u897f<\/p>\n

    \u4e0b\u9762\u4e24\u4e2a\u9884\u5904\u7406\u6307\u4ee4\u914d\u5957 \/\/#ifdef _DEBUG_BIT \/\/#endif<\/p>\n

    \u6307\u4ee4\u540e\u9762\u7684\u4e1c\u897f\u5c31\u662f\u4e2a\u540d\u5b57<\/p>\n

    \/\/#ifdef _DEBUG_BIT <\/span>
    \nif<\/span> (<\/span>i ==<\/span> 493<\/span>)<\/span>
    \n\/\/{<\/span>
    \n\/\/int x = 0;<\/span>
    \n\/\/}<\/span>
    \n\/\/#endif<\/span><\/p>\n

    \u6211\u4e3b\u8981\u8bb2\u8fd9\u4e2a \u5982\u679c\u5b9a\u4e49\u4e86_DEBUG_BIT (#ifdef _DEBUG_BIT ) \u91cc\u9762\u7684\u51fd\u6570\u5c31\u53ef\u4ee5\u4f7f\u7528（\u628a\u5b83\u6ce8\u91ca\u4e86\u6216\u8005\u6ca1\u5b9a\u4e49\u91cc\u9762\u7684\u51fd\u6570\u5c31\u4e0d\u53ef\u4ee5\u7528）<\/p>\n

    \u8fd9\u6bb5\u4ee3\u7801\u8fd9\u8981\u7528\u4e8e\u8c03\u8bd5\u6211\u4eec\u7ed9\u6761\u4ef6\u8bed\u53e5\u91cc\u6253\u4e00\u4e2a\u65ad\u70b9 \u7b49\u5faa\u73af\u5230\u8fd9\u5c31\u8fdb\u5165\u6761\u4ef6\u8bed\u53e5\u4ee3\u7801\u8c03\u5f0f\u505c\u6b62<\/p>\n

    \u5982\u679c\u4e0d\u7528\u8fd9\u4e2a\u4ee3\u7801\u6211\u4eec\u60f3\u770b\u7b2c493\u6b21\u5faa\u73af\u6211\u4eec\u8981\u70b9\u591a\u5c11\u65f6\u95f4<\/p>\n

    \u6d6a\u8d39\u65f6\u95f4<\/p>\n

    \n

    \/\/double Divide(int a, int b)<\/span>
    \n\/\/{<\/span>
    \n\/\/\/\/\u5f53b == 0\u65f6\u629b\u51fa\u5f02\u5e38<\/span>
    \n\/\/if (b == 0)<\/span>
    \n\/\/{<\/span>
    \n\/\/string s("Divide by zero condition!");<\/span>
    \n\/\/throw s;<\/span>
    \n\/\/}<\/span>
    \n\/\/else<\/span>
    \n\/\/{<\/span>
    \n\/\/return ((double)a \/ (double)b);<\/span>
    \n\/\/}<\/span>
    \n\/\/cout << __FUNCTION__ << ":" << __LINE__ << "\u884c\u6267\u884c"<\/span>
    \n\/\/\/\/\u8fd9\u4e24\u4e2a\u662f\u5b8f\u5b9a\u4e49\u6807\u8bc6\u7b26<\/span>
    \n\/\/\/\/__FUNCTION__ \u5c55\u5f00\u6210\u5f53\u524d\u884c\u53f7<\/span>
    \n\/\/\/\/__LINE__\u5c55\u5f00\u6210\u5f53\u524d\u51fd\u6570\u540d<\/span>
    \n\/\/\/\/\u4e4b\u524d\u5199\u7684FUNCTION LINE<\/span>
    \n\/\/ \/\/\u6ca1\u5728\u5de6\u53f3\u4e24\u8fb9\u5404\u52a0\u4e24\u4e2a\u4e0b\u5212\u7ebf<\/span>
    \n\/\/\/\/\u7531\u4e8e\u6ca1\u6709""\u4e0d\u4f1a\u5f53\u6210\u5b57\u7b26\u4e32<\/span>
    \n\/\/\/\/\u4e0d\u52a0""\u7684\u5b57\u7b26\u4e32\u4f1a\u5f53\u6210\u540d\u5b57\u53bb\u5168\u5c40\u91cc\u627e\u627e\u4e0d\u5230\u5c31\u62a5\u672a\u5b9a\u4e49<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/<< endl;<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/void main()<\/span>
    \n\/\/{<\/span>
    \n\/\/int len, time;<\/span>
    \n\/\/cin >> len >> time;<\/span>
    \n\/\/try<\/span>
    \n\/\/{<\/span>
    \n\/\/cout << Divide(len, time) << endl;<\/span>
    \n\/\/}<\/span>
    \n\/\/catch (const string& errmsg)<\/span>
    \n\/\/{<\/span>
    \n\/\/cout << errmsg << endl;<\/span>
    \n\/\/}<\/span><\/p>\n

    \u8fd9\u91cc\u7684catch\u91cc\u653e\u7684string\u5f02\u5e38 \u4ee3\u7801\u91cc\u4e5f\u662f throw s<\/p>\n

    \u4e00\u822c\u7528new\u629b\u5f02\u5e38\u5c31\u4f1a\u81ea\u52a8throw \u5176\u5b83\u7c7b\u578b\u629b\u5f02\u5e38\u4e00\u822c\u5c31\u662f\u8981\u624b\u52a8throw\u629b\u5f02\u5e38<\/p>\n

    double<\/span> Divide<\/span>(<\/span>int<\/span> a,<\/span> int<\/span> b)<\/span>
    \n\/\/{<\/span>
    \n\/\/\/\/\u5f53b == 0\u65f6\u629b\u51fa\u5f02\u5e38<\/span>
    \n\/\/if (b == 0)<\/span>
    \n\/\/{<\/span>
    \n\/\/string s("Divide by zero condition!");<\/span>
    \n\/\/throw s;<\/span>
    \n\/\/}<\/span>
    \n\/\/else<\/span>
    \n\/\/{<\/span>
    \n\/\/return ((double)a \/ (double)b);<\/span>
    \n\/\/}<\/span>
    \n\/\/cout << __FUNCTION__ << ":" << __LINE__ << "\u884c\u6267\u884c"<\/span>
    \n\/\/\/\/\u8fd9\u4e24\u4e2a\u662f\u5b8f\u5b9a\u4e49\u6807\u8bc6\u7b26<\/span>
    \n\/\/\/\/__FUNCTION__ \u5c55\u5f00\u6210\u5f53\u524d\u884c\u53f7<\/span>
    \n\/\/\/\/__LINE__\u5c55\u5f00\u6210\u5f53\u524d\u51fd\u6570\u540d<\/span>
    \n\/\/\/\/\u4e4b\u524d\u5199\u7684FUNCTION LINE<\/span>
    \n\/\/ \/\/\u6ca1\u5728\u5de6\u53f3\u4e24\u8fb9\u5404\u52a0\u4e24\u4e2a\u4e0b\u5212\u7ebf<\/span>
    \n\/\/\/\/\u7531\u4e8e\u6ca1\u6709""\u4e0d\u4f1a\u5f53\u6210\u5b57\u7b26\u4e32<\/span>
    \n\/\/\/\/\u4e0d\u52a0""\u7684\u5b57\u7b26\u4e32\u4f1a\u5f53\u6210\u540d\u5b57\u53bb\u5168\u5c40\u91cc\u627e\u627e\u4e0d\u5230\u5c31\u62a5\u672a\u5b9a\u4e49<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/<< endl;<\/span>
    \n\/\/}<\/span><\/p>\n

    \u8fd9\u91cc\u5c31\u662f\u9632\u6b62\u5206\u6bcd\u4e3a0\u5c31\u5f04\u4e00\u4e2astring\u7c7b\u578b\u7684 s thow \u5c31\u662f\u629b\u5f02\u5e38catch\u5c31\u63a5\u6536\u5e76\u6253\u5370\u5f02\u5e38\u539f\u56e0<\/p>\n

    cout << __FUNCTION__ << ":" << __LINE__ << "\u884c\u6267\u884c"<\/p>\n

    \u8fd9\u4e24\u4e2a\u662f\u5b8f\u5b9a\u4e49\u6807\u8bc6\u7b26<\/p>\n

    \u8fd9\u4e24\u4e2a\u5b57\u7b26\u4e32\u5de6\u53f3\u4e24\u8fb9\u90fd\u5fc5\u987b\u5404\u6709\u4e24\u4e2a\u4e0b\u5212\u7ebf<\/p>\n

    \u5426\u5219\u5c31\u662f\u540d\u5b57（\u4f1a\u4ece\u6587\u4ef6\u91cc\u627e\u51fd\u6570\u540d\u3001\u7c7b\u540d\u7b49\u627e\u4e0d\u5230\u5c31\u62a5\u672a\u5b9a\u4e49）<\/p>\n

    \u7528" "\u5c31\u6253\u5370\u7684\u662f\u5b57\u7b26\u4e32<\/p>\n

    \u4f5c\u7528 FUNCTION \u5c55\u5f00\u5f53\u524d\u884c\u53f7<\/p>\n

    LINE \u5c55\u5f00\u5f53\u524d\u51fd\u6570\u540d<\/p>\n

    \n

    \/\/typedef int STDataType;<\/span>
    \n\/\/class Stack<\/span>
    \n\/\/{<\/span>
    \n\/\/public:<\/span>
    \n\/\/Stack(int n = 4)<\/span>
    \n\/\/{<\/span>
    \n\/\/cout << "Stack(int n = 4)" << endl;<\/span>
    \n\/\/ <\/span>
    \n\/\/_a = (STDataType*)malloc(sizeof(STDataType) * n);<\/span>
    \n\/\/if (_a == nullptr)<\/span>
    \n\/\/{<\/span>
    \n\/\/perror("malloc\u7533\u8bf7\u7a7a\u95f4\u5931\u8d25");<\/span>
    \n\/\/\/\/perror\u5934\u6587\u4ef6#inlcude<cstdio><\/span>
    \n\/\/return;<\/span>
    \n\/\/}<\/span>
    \n\/\/_capacity = n;<\/span>
    \n\/\/_top = 0;<\/span>
    \n\/\/}<\/span>
    \n\/\/~Stack()<\/span>
    \n\/\/{<\/span>
    \n\/\/cout << "~Stack()" << endl;<\/span>
    \n\/\/free(_a);<\/span>
    \n\/\/_a = nullptr;<\/span>
    \n\/\/_capacity = _top = 0;<\/span>
    \n\/\/}<\/span>
    \n\/\/private:<\/span>
    \n\/\/STDataType* _a;<\/span>
    \n\/\/size_t _capacity;<\/span>
    \n\/\/size_t _top;<\/span>
    \n\/\/};<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/int main()<\/span>
    \n\/\/{<\/span>
    \n\/\/\/\/Stack* p1 = new Stack[10];<\/span>
    \n\/\/\/\/delete p1;<\/span>
    \n\/\/<\/span>
    \n\/\/int* p2 = new int(1);<\/span>
    \n\/\/\/\/free(p2);<\/span>
    \n\/\/delete p2;<\/span>
    \n\/\/return 0;<\/span>
    \n\/\/}<\/span><\/p>\n

    \u8fd9\u91cc\u5c31\u662f\u901a\u8fc7new\u7533\u8bf7\u7a7a\u95f4\u7ed9\u7a7a\u95f4\u7684\u5143\u7d20\u521d\u59cb\u5316 \u7136\u540e\u9500\u6bc1\u7a7a\u95f4<\/p>\n

    new\u6bd4malloc\u591a\u4e86\u4e00\u4e2a\u81ea\u52a8\u8c03\u7528\u6784\u9020\u51fd\u6570<\/p>\n

    delete \u6bd4free\u591a\u4e86\u4e00\u4e2a\u6790\u6784\u51fd\u6570<\/p>\n

    \u8fd9\u91cc\u7684delete p1;\u56e0\u8be5\u6539\u4e3adelete[] p1\u56e0\u4e3a\u8fd9\u6837\u53ea\u4f1a\u8c03\u7528\u4e00\u6b21\u6790\u6784\u51fd\u6570<\/p>\n

    \u8fd9\u6837\u5199\u5728VS\u4f1a\u62a5\u9519（VS\u8f83\u4e25\u683c）\u653e\u5728\u9898\u76ee\u4e0d\u4f1a\u62a5\u9519<\/p>\n

    \/\/class A<\/span>
    \n\/\/{<\/span>
    \n\/\/public:<\/span>
    \n\/\/A(int a = 0)<\/span>
    \n\/\/:_a(a)<\/span>
    \n\/\/{<\/span>
    \n\/\/cout << "A(int a = 0)" << endl;<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/~A()<\/span>
    \n\/\/{<\/span>
    \n\/\/cout << "~A()" << this << endl;<\/span>
    \n\/\/}<\/span>
    \n\/\/private:<\/span>
    \n\/\/int _a;<\/span>
    \n\/\/};<\/span>
    \n\/\/int main()<\/span>
    \n\/\/{<\/span>
    \n\/\/\/*A* p1 = new A[10];<\/span>
    \n\/\/delete[] p1;*\/<\/span>
    \n\/\/<\/span>
    \n\/\/A* p1 = (A*)malloc(sizeof(A));<\/span>
    \n\/\/\/\/malloc\u4e0d\u80fd\u8c03\u7528\u6784\u9020<\/span>
    \n\/\/<\/span>
    \n\/\/\/\/\u4e0d\u80fd\u8fd9\u6837\u663e\u793a\u8c03\u7528\u6784\u9020<\/span>
    \n\/\/\/\/p1->A(1);<\/span>
    \n\/\/<\/span>
    \n\/\/\/\/\u8981\u8fd9\u6837<\/span>
    \n\/\/new (p1)A(1);<\/span>
    \n\/\/\/\/\u8fd9\u91cc\u7684A(1)\u4e0d\u662f\u9ed8\u8ba4\u5bf9\u8c61<\/span>
    \n\/\/ \/\/\u8fd9\u4e2a\u5c31\u662f\u5728p1\u5185\u5b58\u4e2d\u8c03\u7528\u6784\u9020\u51fd\u6570<\/span>
    \n\/\/ \/\/ <\/span>
    \n\/\/ \/\/ new A(1)<\/span>
    \n\/\/ \/\/ \u8fd9\u4e2a\u662f\u7533\u8bf7\u4e00\u4e2a\u7a7a\u95f4\u5728\u8c03\u7528\u6784\u9020<\/span>
    \n\/\/ \/\/ <\/span>
    \n\/\/ \/\/ new (p1)A(1);<\/span>
    \n\/\/ \/\/ \u8fd9\u4e2a\u662f\u76f4\u63a5\u5728p1\u5730\u5740\u4e0a\u8c03\u7528\u6784\u9020\u51fd\u6570<\/span>
    \n\/\/ \/\/ <\/span>
    \n\/\/\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/\/\/\u53ef\u4ee5\u6790\u6784<\/span>
    \n\/\/\/\/p1->~A();<\/span>
    \n\/\/<\/span>
    \n\/\/free(p1);<\/span>
    \n\/\/return 0;<\/span>
    \n\/\/}<\/span><\/p>\n

    malloc\u7684\u5bf9\u8c61\u4e0d\u80fd\u81ea\u52a8\u8c03\u7528\u6784\u9020\u51fd\u6570\u53ef\u4ee5\u8c03\u7528\u6790\u6784\u51fd\u6570（\u8981\u624b\u52a8\u8c03\u7528） p1->~A();<\/p>\n

    malloc\u7684\u5bf9\u8c61\u8c03\u7528\u6784\u9020\u51fd\u6570\u8981\u8c03\u7528 new (p1)A(1);<\/p>\n

    \u610f\u601d\u662f\u8c03\u7528\u6784\u9020\u51fd\u6570\u4f20\u5165\u5b9e\u53c21，\u8fd9\u4e2a\u5bf9\u8c61\u5728p1\u8fd9\u4e2a\u5730\u5740\u4e2d\u6784\u9020，\u6700\u540e\u8fd4\u56de\u6307\u9488<\/p>\n

    new (p1)A(1); new A(1);<\/p>\n

    \u533a\u522b\u4e00\u4e2a\u5df2\u6709\u5730\u5740\u628a\u6784\u9020\u5bf9\u8c61\u653e\u5728\u5185\u5b58<\/p>\n

    \u4e00\u4e2a\u5411\u7a7a\u95f4\u7533\u8bf7\u4e4b\u540e\u8c03\u7528\u6784\u9020\u51fd\u6570<\/p>\n

    \n

    2.\u6a21\u677f<\/h2>\n

    C++\u6a21\u677f\u5206\u4e3a \u51fd\u6570\u6a21\u677f \u7c7b\u6a21\u677f<\/p>\n

    \u4f5c\u7528：\u7b80\u5316\u4ee3\u7801\u51cf\u5c11\u903b\u8f91\u91cd\u590d\u6027\u4ee3\u7801<\/p>\n

    \u6211\u4eec\u6765\u770b\u770b\u51fd\u6570\u91cd\u8f7d\u4e0e\u51fd\u6570\u6a21\u677f<\/p>\n

    \/\/void Swap(int& left, int& right)<\/span>
    \n\/\/{<\/span>
    \n\/\/int temp = left;<\/span>
    \n\/\/left = right;<\/span>
    \n\/\/right = temp;<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/void Swap(double& left, double& right)<\/span>
    \n\/\/{<\/span>
    \n\/\/double temp = left;<\/span>
    \n\/\/left = right;<\/span>
    \n\/\/right = temp;<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/void Swap(char& left, char& right)<\/span>
    \n\/\/{<\/span>
    \n\/\/char temp = left;<\/span>
    \n\/\/left = right;<\/span>
    \n\/\/right = temp;<\/span>
    \n\/\/}<\/span><\/p>\n

    \/\/\u51fd\u6570\u6a21\u677f<\/span>
    \n\/\/\u6cdb\u578b\u7f16\u7a0b<\/span>
    \n\/\/\u9488\u5bf9\u4efb\u610f\u7c7b\u578b\u7684\u5bf9\u8c61\u4ea4\u6362<\/span>
    \n\/\/ <\/span>
    \n\/\/\u51fd\u6570\u6a21\u677f\u5185\u5bb9\u4e0e\u666e\u901a\u51fd\u6570\u76f8\u540c\u65f6<\/span>
    \n\/\/ \u51fd\u6570\u6a21\u677f\u4e00\u822c\u5199\u5728\u5934\u6587\u4ef6<\/span>
    \n\/\/\u76f8\u540c\u65f6\u4f18\u5148\u7528\u666e\u901a\u51fd\u6570<\/span><\/p>\n

    \/\/\u7ed3\u6784<\/span>
    \n\/\/template<typename\/class \u7c7b\u578b\u540d><\/span>
    \n\/\/ \u4e00\u822c\u7528typename<\/span>
    \n\/\/ void \u51fd\u6570\u540d(\u7c7b\u578b\u540d \u5bf9\u8c61\u540d)<\/span>
    \n\/\/ {<\/span>
    \n\/\/ \u5185\u5bb9<\/span>
    \n\/\/ <\/span>
    \n\/\/ }<\/span><\/p>\n

    \/\/template<typename T><\/span>
    \n\/\/\/\/template\u4e0d\u8981\u5934\u6587\u4ef6C++\u81ea\u5e26<\/span>
    \n\/\/void Swap(T& left, T& right)<\/span>
    \n\/\/{<\/span>
    \n\/\/T temp = left;<\/span>
    \n\/\/left = right;<\/span>
    \n\/\/right = temp;<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/int main()<\/span>
    \n\/\/{<\/span>
    \n\/\/int i = 0, j = 1;<\/span>
    \n\/\/double x = 1.1, y = 2.2;<\/span>
    \n\/\/Swap(i, j);<\/span>
    \n\/\/Swap(x, y);<\/span>
    \n\/\/return 0;<\/span>
    \n\/\/}<\/span><\/p>\n

    \u51fd\u6570\u91cd\u8f7d\u5c31\u4e0d\u8d58\u8ff0\u4e86，\u5c31\u662f\u5199\u4e86\u4ea4\u6362\u51fd\u6570<\/p>\n

    \u51fd\u6570\u6a21\u677f\u7ed3\u6784<\/p>\n

    template<typename\/class \u7c7b\u578b\u540d><\/p>\n

    templateC++\u81ea\u5e26\u65e0\u5934\u6587\u4ef6<\/p>\n

    typename\/class\u90fd\u53ef\u4ee5\u7528<\/p>\n

    \u4ee5\u4ea4\u6362\u51fd\u6570\u4e3a\u4f8b<\/p>\n

    \/\/template<typename T><\/span>
    \n\/\/\/\/template\u4e0d\u8981\u5934\u6587\u4ef6C++\u81ea\u5e26<\/span>
    \n\/\/void Swap(T& left, T& right)<\/span>
    \n\/\/{<\/span>
    \n\/\/T temp = left;<\/span>
    \n\/\/left = right;<\/span>
    \n\/\/right = temp;<\/span>
    \n\/\/}<\/span><\/p>\n

    \u53ef\u4ee5\u4f20\u4efb\u4f55\u5185\u7f6e\u7c7b\u578b<\/p>\n

    \u8fdb\u884c\u4ea4\u6362<\/p>\n

    \/\/template<class T><\/span>
    \n\/\/T Add(const T& left, const T& right)<\/span>
    \n\/\/{<\/span>
    \n\/\/return left + right;<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/template<class T1, class T2><\/span>
    \n\/\/void func(const T1& left, const T2& right)<\/span>
    \n\/\/{ }<\/span>
    \n\/\/<\/span>
    \n\/\/int main()<\/span>
    \n\/\/{<\/span>
    \n\/\/int a1 = 10, a2 = 20;<\/span>
    \n\/\/double d1 = 10.1, d2 = 20.1;<\/span>
    \n\/\/\/\/\u9690\u5f0f\u5b9e\u4f8b\u5316(\u5b9e\u53c2\u7c7b\u578b\u63a8\u6f14\u6a21\u677f\u53c2\u6570)<\/span>
    \n\/\/cout << Add(a1, a2) << endl;<\/span>
    \n\/\/cout << Add(d1, d2) << endl;<\/span>
    \n\/\/<\/span>
    \n\/\/cout << Add(a1, (int)d2) << endl;<\/span>
    \n\/\/cout << Add((double)a1, d2) << endl;<\/span>
    \n\/\/<\/span>
    \n\/\/\/\/\u663e\u793a\u5b9e\u4f8b\u5316 （\u663e\u793a\u6307\u5b9a\u6a21\u677f\u53c2\u6570）<\/span>
    \n\/\/cout << Add<int>(a1, d2) << endl;<\/span>
    \n\/\/cout << Add<double>(a1, d2) << endl;<\/span>
    \n\/\/cout << Add<int>(d1, d2) << endl;<\/span>
    \n\/\/return 0;<\/span>
    \n\/\/}<\/span><\/p>\n

    \u8fd9\u91cc\u8bb2\u4e00\u4e0b\u8c03\u7528\u65f6\u5982\u679c\u5b9e\u53c2\u7c7b\u578b\u4e0d\u540c\u6216\u8005\u60f3\u6539\u53d8\u5b9e\u53c2\u7c7b\u578b\u8981\u7528\u9690\u5f0f\u5b9e\u4f8b\u5316\u6216\u663e\u793a\u5b9e\u4f8b\u5316<\/p>\n

    \/\/\/\/\u663e\u793a\u5b9e\u4f8b\u5316 （\u663e\u793a\u6307\u5b9a\u6a21\u677f\u53c2\u6570）<\/span>
    \n\/\/cout << Add<int>(a1, d2) << endl;<\/span>
    \n\/\/cout << Add<double>(a1, d2) << endl;<\/span>
    \n\/\/cout << Add<int>(d1, d2) << endl;<\/span><\/p>\n

    \u663e\u793a\u5b9e\u4f8b\u5316 Add(a1, d2) \u5c31\u662f\u5728\u51fd\u6570\u540d\u4e0e\u5c0f\u62ec\u53f7\u4e4b\u95f4\u52a0\u4e2a<> <>\u91cc\u9762\u5c31\u662f\u60f3\u8981\u8f6c\u6362\u7684\u7c7b\u578b<\/p>\n

    \u9690\u5f0f\u5b9e\u4f8b\u5316 Add(a1, (int)d2 \u5c31\u662f\u76f4\u63a5\u5c06\u5b9e\u53c2\u9690\u5f0f\u7c7b\u578b\u8f6c\u6362<\/p>\n

    \n

    \/\/\u4e13\u95e8\u5904\u7406int\u7684\u52a0\u6cd5\u51fd\u6570<\/span>
    \n\/\/int Add(int left, int right)<\/span>
    \n\/\/{<\/span>
    \n\/\/return left + right;<\/span>
    \n\/\/<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/\/\/\u901a\u7528\u52a0\u6cd5\u51fd\u6570<\/span>
    \n\/\/template<class T><\/span>
    \n\/\/\/\/Add\u51fd\u6570\u8fd4\u56de\u503c\u662fint \u4e0d\u662fvoid<\/span>
    \n\/\/int Add(const T& left, const T& right)<\/span>
    \n\/\/{<\/span>
    \n\/\/return left + right + 10;<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/int main()<\/span>
    \n\/\/{<\/span>
    \n\/\/int a1 = 10, a2 = 20;<\/span>
    \n\/\/double d1 = 10.1, d2 = 20.1;<\/span>
    \n\/\/\/\/\u9690\u5f0f\u5b9e\u4f8b\u5316(\u5b9e\u53c2\u7c7b\u578b\u63a8\u6f14\u6a21\u677f\u53c2\u6570)<\/span>
    \n\/\/cout << Add(a1, a2) << endl;<\/span>
    \n\/\/\/\/\u666e\u901a\u51fd\u6570\u548c\u51fd\u6570\u6a21\u677f\u4f1a\u8fdb\u884c\u91cd\u8f7d\u534f\u8bae<\/span>
    \n\/\/\/\/\u82e5\u662f\u5339\u914d\u5ea6\u4e00\u6837\u7684\u8bdd\u4f18\u5148\u7528\u666e\u901a\u51fd\u6570<\/span>
    \n\/\/cout << Add(d1, d2) << endl;<\/span>
    \n\/\/cout << Add<int>(a1, a2);<\/span>
    \n\/\/\/\/\u5728\u5339\u914d\u5ea6\u76f8\u540c\u7684\u60c5\u51b5\u4e0b\u7528\u7684(\u5339\u914d\u5ea6\u6307\u7684\u662f\u6bd4\u8f83\u8fd4\u56de\u503c\u3001\u51fd\u6570\u540d\u3001\u5f62\u53c2)<\/span>
    \n\/\/\/\/\u663e\u793a\u5b9e\u4f8b\u8c03\u7528\u7684\u662f\u51fd\u6570\u6a21\u677f<\/span>
    \n\/\/return 0;<\/span>
    \n\/\/}<\/span><\/p>\n

    \u8fd9\u91cc\u8bb2\u4e2a\u51fd\u6570\u7684\u5339\u914d\u5ea6 \u8fd4\u56de\u7c7b\u578b \u51fd\u6570\u540d \u5f62\u53c2 \u76f8\u540c\u5c31\u662f\u5b8c\u5168\u5339\u914d<\/p>\n

    \u5f53\u51fd\u6570\u91cd\u8f7d\u548c\u51fd\u6570\u6a21\u677f\u4e2d\u6709\u5b8c\u5168\u5339\u914d\u7684\u51fd\u6570\u5c31\u4f1a\u89e6\u53d1\u91cd\u8f7d\u534f\u8bae \u4f18\u5148\u8c03\u7528\u666e\u901a\u51fd\u6570（\u51fd\u6570\u91cd\u8f7d），\u51fd\u6570\u5185\u5bb9\u6709\u5dee\u5f02\u65e0\u59a8<\/p>\n

    \n

    \u7c7b\u6a21\u677f<\/p>\n

    \/\/typedef double DateType;<\/span>
    \n\/\/<\/span>
    \n\/\/<\/span>
    \n\/\/namespace bit<\/span>
    \n\/\/{<\/span>
    \n\/\/class stack<\/span>
    \n\/\/{<\/span>
    \n\/\/private:<\/span>
    \n\/\/DateType* _a;<\/span>
    \n\/\/int _top;<\/span>
    \n\/\/int _capacity;<\/span>
    \n\/\/};<\/span>
    \n\/\/}<\/span>
    \n\/\/<\/span>
    \n\/\/int main()<\/span>
    \n\/\/{<\/span>
    \n\/\/bit::stack st1;\/\/int<\/span>
    \n\/\/bit::stack st2;\/\/double<\/span>
    \n\/\/<\/span>
    \n\/\/return 0;<\/span>
    \n\/\/}<\/span><\/p>\n

    namespace bit
    \n{<\/span>
    \n\/\/\u7c7b\u6a21\u677f(\u7528\u6cd5\u4e0e\u7c7b\u51fd\u6570\u5dee\u4e0d\u591a)<\/span>
    \ntemplate<<\/span>class T><\/span>
    \nclass stack
    \n{<\/span>
    \npublic:<\/span>
    \n\/\/\u8fd9\u91cc\u8981\u52a0public:<\/span>
    \n\/\/\u5426\u5219\u8c03\u7528\u4e0d\u4e86\u6784\u9020\u51fd\u6570<\/span>
    \nstack<\/span>(<\/span>int<\/span> n =<\/span> 4<\/span>)<\/span>
    \n:<\/span>_a<\/span>(<\/span>new T[<\/span>n]<\/span>)<\/span>
    \n,<\/span> _top<\/span>(<\/span>0<\/span>)<\/span>
    \n,<\/span> _capacity<\/span>(<\/span>n)<\/span>
    \n{<\/span>
    \ncout <<<\/span> "stack(int n = 4)"<\/span> <<<\/span> endl;<\/span>
    \n}<\/span><\/p>\n

    void<\/span> push<\/span>(<\/span>const<\/span> T&<\/span> x)<\/span>
    \n{<\/span>
    \n\/\/..\u6269\u5bb9<\/span>
    \n_a[<\/span>_top]<\/span> =<\/span> x;<\/span>
    \n_top++<\/span>;<\/span><\/p>\n

    }<\/span>
    \n~<\/span>stack<\/span>(<\/span>)<\/span>
    \n{<\/span>
    \n\/\/new\u7533\u8bf7\u4e86\u7a7a\u95f4\u6700\u540e\u8981\u9500\u6bc1<\/span>
    \ndelete[<\/span>]<\/span> _a;<\/span>
    \n_a =<\/span> nullptr;<\/span>
    \n_top =<\/span> 0<\/span>;<\/span>
    \n_capacity =<\/span> 0<\/span>;<\/span><\/p>\n

    cout <<<\/span> "~stack()"<\/span> <<<\/span> endl;<\/span>
    \n}<\/span><\/p>\n

    private:<\/span>
    \nT*<\/span> _a;<\/span>
    \nint<\/span> _top;<\/span>
    \nint<\/span> _capacity;<\/span>
    \n}<\/span>;<\/span><\/p>\n

    }<\/span><\/p>\n

    int<\/span> main<\/span>(<\/span>)<\/span>
    \n{<\/span>
    \ntry
    \n{<\/span>
    \n \/\/\u663e\u793a\u5b9e\u4f8b\u5316<\/span>
    \nbit::<\/span>stack <<\/span>int<\/span>><\/span> st1;<\/span>
    \n\/\/\u7c7b\u6a21\u677f\u548c\u51fd\u6570\u6a21\u677f\u90fd\u53ef\u4ee5\u7528\u663e\u793a\u5b9e\u4f8b\u5316\u548c\u9690\u5f0f\u5b9e\u4f8b\u5316<\/span>
    \nbit::<\/span>stack <<\/span>double<\/span>><\/span> st2;<\/span><\/p>\n

    \/\/\u5bf9\u8c61\u901a\u8fc7\u7a7a\u95f4\u6784\u9020\u6210\u529f\u540e<\/span>
    \n\/\/\u5bf9\u8c61\u5c31\u4e0d\u7528\u901a\u8fc7\u7a7a\u95f4\u8c03\u7528\u7a7a\u95f4\u91cc\u7684\u51fd\u6570<\/span>
    \nst1.<\/span>push<\/span>(<\/span>1<\/span>)<\/span>;<\/span>
    \nst1.<\/span>push<\/span>(<\/span>2<\/span>)<\/span>;<\/span>
    \nst1.<\/span>push<\/span>(<\/span>3<\/span>)<\/span>;<\/span><\/p>\n

    st2.<\/span>push<\/span>(<\/span>1.1<\/span>)<\/span>;<\/span>
    \nst2.<\/span>push<\/span>(<\/span>2.2<\/span>)<\/span>;<\/span>
    \nst2.<\/span>push<\/span>(<\/span>3.3<\/span>)<\/span>;<\/span>
    \n}<\/span>
    \ncatch<\/span> (<\/span>const<\/span> exception&<\/span> e)<\/span>
    \n{<\/span>
    \ncout <<<\/span> e.<\/span>what<\/span>(<\/span>)<\/span> <<<\/span> endl;<\/span>
    \n}<\/span>
    \nreturn<\/span> 0<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \u7c7b\u6a21\u677f\u548c\u51fd\u6570\u6a21\u677f\u5dee\u4e0d\u591a\u8fd9\u91cc\u5c31\u4e0d\u8d58\u8ff0\u4e86<\/p>\n

    \u6709\u4e86\u7c7b\u6a21\u677f\u6211\u4eec\u60f3\u6709\u4ec0\u4e48\u7c7b\u578b\u7684\u6808\u5c31\u7528\u4ec0\u4e48\u7c7b\u578b \u7b49\u2026<\/p>\n

    \n

    \u6587\u7ae0\u5230\u6b64\u5c31\u544a\u4e00\u6bb5\u843d，\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9，\u611f\u8c22\u89c2\u770b！<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u0f3a \u4e2a\u4eba\u4e3b\u9875 \u00b7 \u7eaa\u5ff5229 \u0f3b
    \n🏠\u6211\u7684\u535a\u5ba2\u4e3b\u9875🏠
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    \n\u0f12\u5176\u5b83\u6709\u8da3\u7684\u8ba1\u7b97\u673a\u77e5\u8bc6\u0f12
    \n\u0f3a\u4e16\u4e0a\u672c\u6ca1\u6709\u8def，\u8d70\u7684\u4eba\u591a\u4e86\u81ea\u7136\u5c31\u6709\u4e86\u0f3b \u672c\u7bc7\u6587\u7ae0\u8bb2\u8ff0\u7684\u662fC\u5185\u5b58\u7ba1\u7406\u548c\u6a21\u677f\u7684\u5185\u5bb9，\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9 \u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u4ee5\u4ee3\u7801\u7684<\/p>\n","protected":false},"author":2,"featured_media":111621,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[11653,55,190],"topic":[],"class_list":["post-111622","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-11653","tag-c","tag-190"],"yoast_head":"\nC++\u5185\u5b58\u7ba1\u7406 + \u6a21\u677f - \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\/111622.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C++\u5185\u5b58\u7ba1\u7406 + \u6a21\u677f - 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