\u5728\u4f7f\u7528C++\u7f16\u5199\u7a0b\u5e8f\u7684\u65f6\u5019\uff0c\u6211\u4eec\u4f1a\u53d1\u73b0\u5176\u4e2d\u5f88\u591a\u5730\u65b9\u6240\u4f7f\u7528\u7684\u8bed\u53e5\u4e0eC\u8bed\u8a00\u5341\u5206\u76f8\u4f3c\uff0c\u5176\u5b9e\u4ece\u5176\u547d\u540d\u53ef\u4ee5\u770b\u51fa\u6765\uff0cC++\u4e0eC\u8bed\u8a00\u6709\u7740\u4e0d\u4e00\u822c\u7684\u5173\u7cfb\u3002C++\u53ef\u4ee5\u8ba4\u4e3a\u662f\u4e3a\u4e86\u4f7fC\u8bed\u8a00\u66f4\u5bb9\u6613\u88ab\u5f00\u53d1\uff0c\u5177\u6709\u66f4\u5f3a\u5927\u7684\u5de5\u7a0b\u80fd\u529b\u800c\u88ab\u5236\u9020\u51fa\u6765\u7684\u3002\u5176\u4e2d\u7684\u57fa\u7840\u8bed\u53e5\u4ee5\u53ca\u51fd\u6570\u7684\u8c03\u7528\u7b49\u7b49\uff0c\u90fd\u4e0e\u6807\u51c6C\u975e\u5e38\u7684\u76f8\u4f3c\uff0c\u4f46\u662f\u4e5f\u6709\u5f88\u591a\u4e0d\u540c\u7684\u5730\u65b9\uff0c\u8fd9\u4e9b\u7ec6\u8282\u4e5f\u90fd\u662fC++\u4e3a\u4e86\u89e3\u51b3\u4e00\u4e9b\u95ee\u9898\u800c\u6539\u8fdb\u7684\u5730\u65b9\uff0c\u6b63\u56e0\u4e3a”++”\u5728C++\u91cc\u8fb9\u6709\u7740\u81ea\u589e\u7684\u542b\u4e49\uff0c\u6240\u4ee5C++\u4e5f\u53ef\u4ee5\u7406\u89e3\u4e3a\u5728C\u7684\u57fa\u7840\u4e0a\u66f4\u4e0a\u4e00\u5c42\u697c\u3002\u5176\u5b9e\u5728\u4f7f\u7528C++\u7f16\u8bd1\u5668\u65f6\uff0c\u51e0\u4e4e\u53ef\u4ee5\u5c06C\u8bed\u8a00\u4ee3\u7801\u539f\u5c01\u4e0d\u52a8\u7684\u653e\u7f6e\u8fdb\u6765\u7f16\u8bd1\uff0c\u4e0d\u8fc7C++\u4e5f\u52a0\u5165\u4e86\u5f88\u591a\u72ec\u6709\u7684\u7279\u6027\uff0c\u540c\u65f6\u4e5f\u6539\u8fdb\u4e86\u5f88\u591aC\u8bed\u8a00\u5f53\u4e2d\u7684\u95ee\u9898\uff0c\u6240\u4ee5\u8fd9\u91cc\u4ec5\u7740\u91cd\u4ecb\u7ecd\u4e00\u4e9b\u4e24\u8005\u4e4b\u95f4\u7684\u4e0d\u540c\u4ee5\u53ca\u7f16\u5199\u7a0b\u5e8f\u7684\u65f6\u5019\u503c\u5f97\u6ce8\u610f\u7684\u5730\u65b9\u3002<\/p>\n
\u9996\u5148\u5173\u4e8e\u51fd\u6570\u7684\u521b\u5efa\uff0c\u5728C\u548cC++\u5f53\u4e2d\uff0c\u6709\u4e00\u4e2a\u7279\u5f81\u53eb\u51fd\u6570\u539f\u578b<\/strong>\uff0c\u6216\u8005\u53eb\u51fd\u6570\u63a5\u53e3<\/strong>\uff0c\u5b83\u7684\u610f\u601d\u662f\u5bf9\u51fd\u6570\u8fd4\u56de\u503c\u7c7b\u578b\u548c\u53c2\u6570\u5217\u8868\u7684\u4e00\u4e2a\u58f0\u660e\u3002\u800c\u7f16\u8bd1\u5668\u5219\u53ef\u4ee5\u5229\u7528\u8fd9\u4e2a\u539f\u578b\u53bb\u68c0\u67e5\u51fd\u6570\u7684\u8c03\u7528\u53ca\u8fd4\u56de\u5e76\u53ca\u65f6\u53d1\u73b0\u9519\u8bef\u3002\u5728\u58f0\u660e\u51fd\u6570\u539f\u578b\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u53ea\u4f9d\u6b21\u5199\u51fa\u51fd\u6570\u53c2\u6570\u5217\u8868\u7684\u53c2\u6570\u7c7b\u578b\uff0c\u800c\u4e0d\u5fc5\u4f7f\u7528\u6807\u8bc6\u7b26<\/strong>\uff0c\u5f53\u7136\u4f7f\u7528\u6807\u8bc6\u7b26\u53ef\u4ee5\u4f7f\u7a0b\u5e8f\u5458\u83b7\u5f97\u66f4\u591a\u4fe1\u606f\u6709\u52a9\u4e8e\u7f16\u5199\u7a0b\u5e8f\uff0c\u4f46\u662f\u7f16\u8bd1\u5668\u5e76\u4e0d\u4f1a\u68c0\u67e5\u51fd\u6570\u58f0\u660e\u548c\u5b9a\u4e49\u65f6\u7684\u6807\u8bc6\u7b26\u662f\u5426\u5339\u914d\u3002\u800c\u5728\u51fd\u6570\u5b9a\u4e49\u65f6\uff0c\u6807\u51c6C\u8ba4\u4e3a\u6240\u6709\u53c2\u6570\u90fd\u5fc5\u987b\u5177\u6709\u6807\u8bc6\u7b26\u624d\u53ef\u4ee5\u88ab\u8c03\u7528\uff0c\u6240\u4ee5\u5728\u6807\u51c6C\u5f53\u4e2d\u5b9a\u4e49\u51fd\u6570\u65f6\u5fc5\u987b\u7ed9\u6240\u6709\u53d8\u91cf\u6307\u5b9a\u6807\u8bc6\u7b26\uff0c\u800cC++\u8ba4\u4e3a\u5728\u51fd\u6570\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u9700\u8981\u5177\u6709\u4e00\u4e9b\u4fdd\u7559\u4f4d\u6765\u63d0\u9ad8\u517c\u5bb9\u6027\uff0c\u6240\u4ee5\u5176\u53c2\u6570\u5217\u8868\u5141\u8bb8\u4e0d\u4f7f\u7528\u6807\u8bc6\u7b26\uff0c\u4ec5\u505a\u5360\u4f4d\u7528\u9014\uff0c\u5f53\u7136\u8be5\u4f4d\u7f6e\u8f93\u5165\u7684\u53c2\u6570\u4e5f\u4e0d\u80fd\u88ab\u76f4\u63a5\u8c03\u7528\uff0c\u4e0d\u8fc7\uff0c\u5220\u53bb\u4e0d\u4f7f\u7528\u7684\u6807\u8bc6\u7b26\u53ef\u4ee5\u6d88\u9664\u7f16\u8bd1\u5668\u7684\u8b66\u544a\u3002\u5728\u4e0d\u6e05\u695a\u5177\u4f53\u9700\u8981\u8f93\u5165\u51e0\u4e2a\u53c2\u6570\u7684\u65f6\u5019\uff0cC\u8bed\u8a00\u63d0\u4f9b\u4e86\u4e00\u79cd\u89e3\u51b3\u65b9\u6cd5\uff0c\u5373\u5728\u53c2\u91cf\u8868\u4e2d\u8f93\u5165\u7701\u7565\u53f7(…)\u6216\u8005\u76f4\u63a5\u5c06\u53c2\u91cf\u8868\u7559\u7a7a\uff0c\u8fd9\u4e24\u8005\u5728C\u4e2d\u8868\u793a\u7684\u610f\u601d\u90fd\u662f\u53ef\u53d8\u53c2\u6570\u53c2\u91cf\u8868\uff0c\u5373\u7f16\u8bd1\u5668\u4e0d\u4f1a\u5bf9\u8f93\u5165\u7684\u53c2\u6570\u7c7b\u578b\u8fdb\u884c\u68c0\u67e5\u3002\u4f46\u662f\u5728C++\u5f53\u4e2d\uff0c\u7531\u4e8e\u6709\u51fd\u6570\u91cd\u8f7d\u8fd9\u6837\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c3d\u91cf\u907f\u514d\u4f7f\u7528\u53ef\u53d8\u53c2\u91cf\u8868\uff0c\u56e0\u4e3a\u53ef\u53d8\u7684\u53c2\u91cf\u8868\u603b\u662f\u4f1a\u5bfc\u81f4\u5f88\u591abug\u3002\u5728C\u548cC++\u5f53\u4e2d\uff0c\u58f0\u660e\u4e00\u4e2a\u51fd\u6570\u90fd\u9700\u8981\u58f0\u660e\u5176\u8fd4\u56de\u503c\u7c7b\u578b\uff0c\u5982\u679c\u4e0d\u8fdb\u884c\u58f0\u660e\u7f16\u8bd1\u5668\u5c06\u4f1a\u6309\u7167int\u578b\u8fdb\u884c\u68c0\u67e5\u3002<\/p>\n \u4e0eC\u8bed\u8a00\u975e\u5e38\u76f8\u4f3c\u7684\u662f\uff0c\u5728C++\u5f53\u4e2d\u7684\u51e0\u4e4e\u6240\u6709\u6267\u884c\u63a7\u5236\u8bed\u53e5\u90fd\u4e0eC\u5f53\u4e2d\u7684\u4e00\u6a21\u4e00\u6837\uff0c\u6bd4\u5982if-else\u8bed\u53e5\u3001switch-case\u8bed\u53e5\u3001while\u8bed\u53e5\u3001do-while\u8bed\u53e5\u3001for\u8bed\u53e5\u751a\u81f3goto\u8bed\u53e5\uff0c\u8bf4\u5230goto\u8bed\u53e5\uff0c\u8fd9\u662f\u4e00\u4e2a\u5341\u5206\u4e0d\u63a8\u8350\u4f7f\u7528\u7684\u8bed\u53e5\uff0c\u56e0\u4e3agoto\u8bed\u53e5\u5728C++\u91cc\u8fb9\u53ef\u4ee5\u5f15\u8d77\u4e25\u91cd\u7684\u6df7\u4e71\u3002\u7531\u4e8eC++\u5177\u6709\u5b9e\u65f6\u5b9a\u4e49<\/strong>\u7684\u7279\u70b9\uff0c\u6240\u4ee5\u5728C++\u5f53\u4e2d\u5904\u5904\u90fd\u6709\u7740\u4e25\u683c\u7684\u4f5c\u7528\u57df\u63a7\u5236\uff0c\u5373\u4e00\u4e2a\u53d8\u91cf\u5728\u58f0\u660e\u4e4b\u540e\uff0c\u53ea\u4f1a\u5728\u79bb\u5b83\u6700\u8fd1\u7684\u5305\u88f9\u7740\u5b83\u7684\u82b1\u62ec\u53f7\u8303\u56f4\u5185\u8d77\u4f5c\u7528\uff0c\u8131\u51fa\u8fd9\u4e2a\u8303\u56f4\u4e4b\u540e\uff0c\u8fd9\u4e2a\u53d8\u91cf\u5373\u4f1a\u5931\u53bb\u4f5c\u7528\uff0c\u4e5f\u5c31\u662f\u8bf4\u5b83\u88ab\u91ca\u653e\u6389\u4e86\u3002\u4f46\u662f\u5982\u679c\u4f7f\u7528goto\u8de8\u8d8a\u4e86\u4f5c\u7528\u57df\u7684\u8fb9\u754c\uff0c\u5176\u5e76\u4e0d\u4f1a\u89e6\u53d1\u53d8\u91cf\u7684\u91ca\u653e\uff0c\u56e0\u6b64\u5c31\u4f1a\u5f15\u53d1\u4e00\u7cfb\u5217\u9519\u8bef\u3002<\/p>\n \u518d\u6765\u8bf4\u8bf4\u5b9e\u65f6\u5b9a\u4e49\uff0c\u8fd9\u662f\u8f83C\u8bed\u8a00\u65b9\u4fbf\u592a\u591a\u4e86\u7684\u4e00\u4e2a\u7279\u6027\uff0c\u5b83\u5141\u8bb8\u7a0b\u5e8f\u5458\u5728\u4ee3\u7801\u4e2d\u4efb\u4f55\u5730\u65b9\u58f0\u660e\u5b9a\u4e49\u53d8\u91cf\uff0c\u4e0d\u5fc5\u50cfC\u8bed\u8a00\u90a3\u6837\u5fc5\u987b\u5c06\u53d8\u91cf\u5728\u4f5c\u7528\u57df\u7684\u5f00\u59cb\u4f4d\u7f6e\u5b9a\u4e49\u3002\u4e00\u65b9\u9762\u5728\u7f16\u5199\u4ee3\u7801\u7684\u8fc7\u7a0b\u4e2d\u4e0d\u505c\u7684\u6765\u56de\u63d2\u5165\u6240\u9700\u53d8\u91cf\u5341\u5206\u7684\u9ebb\u70e6\uff0c\u53e6\u4e00\u65b9\u9762\u5728\u8bfb\u8005\u9605\u8bfb\u4ee3\u7801\u7684\u65f6\u5019\u7531\u4e8e\u53d8\u91cf\u7684\u5b9a\u4e49\u4e0e\u4f7f\u7528\u5730\u65b9\u8ddd\u79bb\u592a\u8fdc\uff0c\u4e0d\u5bb9\u6613\u5bf9\u5e94\u89c2\u5bdf\u5176\u542b\u4e49\u3002\u6240\u4ee5\u5b9e\u65f6\u5b9a\u4e49\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u4e14\u597d\u7528\u7684\u7279\u6027\u3002<\/p>\n \u5728\u53d8\u91cf\u65b9\u9762C++\u4e0eC\u8bed\u8a00\u5e76\u6ca1\u6709\u4ec0\u4e48\u663e\u8457\u7684\u533a\u522b\uff0c\u4e0d\u8fc7\u5728\u5e38\u91cf\u65b9\u9762\uff0cC++\u4e0eC\u5177\u6709\u5f88\u5927\u5dee\u8ddd\uff0c\u5728C\u8bed\u8a00\u5f53\u4e2d\uff0c\u5efa\u7acb\u4e00\u4e2a\u5e38\u91cf\u6709\u65f6\u53ea\u80fd\u4f7f\u7528C\u8bed\u8a00\u7684\u9884\u5904\u7406\u5668\u7279\u6027\uff0c\u4f7f\u7528#define\u6765\u5b9a\u4e49\u4e00\u4e2a\u5b8f\u3002\u800c\u5728C++\u5f53\u4e2d\u5219\u8fd8\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528const\u5173\u952e\u5b57\u3002\u5728\u8fd9\u4e2a\u65b9\u9762C++\u8981\u663e\u5f97\u4eba\u6027\u5316\u5f88\u591a\uff0c\u56e0\u4e3a\u5b83\u7684\u7f16\u8bd1\u5668\u4f1a\u5bf9const\u7c7b\u578b\u7684\u6570\u636e\u8fdb\u884c\u5f88\u591a\u7684\u4f18\u5316\uff0c\u6bd4\u5982\u5982\u679c\u7a0b\u5e8f\u6240\u6709\u7684\u5730\u65b9\u90fd\u53ea\u662f\u5bf9const\u7684\u503c\u8fdb\u884c\u4f7f\u7528\uff0c\u5219\u7f16\u8bd1\u5668\u4f1a\u5c06const\u8fdb\u884c\u53d8\u91cf\u6298\u53e0\uff0c\u5373\u4e0d\u7ed9\u5b83\u8fdb\u884c\u5185\u5b58\u5206\u914d\uff0c\u800c\u662f\u76f4\u63a5\u5199\u5165\u5230\u7a0b\u5e8f\u7684\u7b26\u53f7\u8868<\/strong>\u91cc\u8fb9\u53bb\u3002\u800c\u5982\u679c\u6709\u5bf9\u5176\u5730\u5740\u7684\u8bf7\u6c42\u7684\u8bdd\uff0c\u7f16\u8bd1\u5668\u5219\u4f1a\u5c06\u5176\u653e\u5728\u5185\u5b58\u4e2d\uff0c\u5e76\u4e14\u4fdd\u8bc1\u5176\u4e0d\u88ab\u6539\u53d8\uff0c\u4efb\u4f55\u6539\u53d8\u884c\u4e3a\u90fd\u4f1a\u5f15\u53d1\u7f16\u8bd1\u9519\u8bef\u3002\u8fd8\u6709\u4e00\u70b9\u5c31\u662f\u7f16\u8bd1\u5668\u4f1a\u5bf9const\u7c7b\u578b\u6570\u636e\u8fdb\u884c\u7c7b\u578b\u68c0\u67e5\uff0c\u4fdd\u8bc1const\u5728\u4f5c\u4e3a\u53c2\u6570\u88ab\u4f20\u9012\u7684\u65f6\u5019\u7684\u5b89\u5168\u6027\u3002\u800c#define\u5219\u53ea\u662f\u7b80\u5355\u7684\u6587\u5b57\u66ff\u6362\uff0c\u5bb9\u6613\u5f15\u53d1\u5f88\u4e25\u91cd\u7684\u95ee\u9898\u3002\u540e\u6765\u5728C\u8bed\u8a00\u5f53\u4e2d\u4e5f\u5f15\u5165\u4e86const\u7684\u7528\u6cd5\uff0c\u4e0d\u8fc7\u4e0d\u540c\u7684\u662f\uff0c\u5728C\u8bed\u8a00\u5f53\u4e2d\uff0cconst\u53ea\u80fd\u8868\u793a\u4e00\u6bb5\u4e0d\u80fd\u88ab\u6539\u53d8\u7684\u5185\u5b58\uff0c\u7531\u7f16\u8bd1\u5668\u6765\u4fdd\u8bc1\u5176\u4e0d\u88ab\u6539\u53d8\u3002<\/p>\n C\u8bed\u8a00\u4e0eC++\u7684\u8fd0\u7b97\u7b26\u5728\u57fa\u7840\u7c7b\u578b\u64cd\u4f5c\u4e2d\u8868\u73b0\u7684\u4e00\u6a21\u4e00\u6837\uff0c\u5176\u4e5f\u662f\u7531\u53f3\u81f3\u5de6\u8fdb\u884c\u7b49\u5f0f\u7684\u8d4b\u503c\u7b49\u7b49\uff0c\u5176\u4e2d\u51e0\u4e4e\u6240\u6709\u7684\u903b\u8f91\u8fd0\u7b97\u7b26\u3001\u4f4d\u8fd0\u7b97\u7b26\u3001\u5173\u7cfb\u8fd0\u7b97\u7b26\u4ee5\u53ca\u7279\u6b8a\u7684\u8fd0\u7b97\u7b26\u5728\u57fa\u7840\u5e94\u7528\u60c5\u51b5\u4e0b\u5747\u662f\u76f8\u540c\u7684\u3002\u4e0d\u8fc7\u4e0d\u540c\u7684\u662f\uff0c\u5728C++\u5f53\u4e2d\u8fd0\u7b97\u7b26\u4f3c\u4e4e\u4e0d\u4ec5\u4ec5\u518d\u662f\u8fd0\u7b97\u7b26\u90a3\u4e48\u7b80\u5355\u3002\u5728C++\u5f53\u4e2d\uff0c\u8fd0\u7b97\u7b26\u662f\u53ef\u4ee5\u88ab\u91cd\u8f7d<\/strong>\u7684\uff0c\u6bd4\u5982\u5728\u4f7f\u7528C++\u7684\u6807\u51c6\u8f93\u51facout\u7684\u65f6\u5019\uff0c\u7528\u6cd5\u662fcout << “str”;\u5176\u4e2d”<<“\u5373\u662f\u79fb\u4f4d\u64cd\u4f5c\u7b26\uff0c\u4e0d\u8fc7\u5728\u6b64\u5904\u5b83\u5e76\u4e0d\u662f\u79fb\u4f4d\u7b26\u7684\u610f\u601d\uff0c\u800c\u662f\u4e00\u79cd\u51fd\u6570\u8c03\u7528\uff0c\u5bf9\u4e8e\u4e0a\u9762\u90a3\u4e2a\u8868\u8fbe\u5f0f\u6765\u8bf4\uff0ccout\u548c”str”\u5206\u522b\u4e3a\u51fd\u6570\u7684\u4e24\u4e2a\u53c2\u6570\uff0c\u800c\u8868\u8fbe\u5f0f\u7684\u503c\u5219\u662f\u51fd\u6570\u7684\u8fd4\u56de\u503c\u3002\u800c\u91cd\u8f7d\u7684\u610f\u601d\u5c31\u662f\u5728C++\u5f53\u4e2d\uff0c\u53ef\u4ee5\u7528\u540c\u4e00\u4e2a\u540d\u5b57\u6765\u4f5c\u4e3a\u591a\u4e2a\u51fd\u6570\u7684\u540d\u5b57\uff0c\u53ea\u8981\u4ed6\u4eec\u7684\u53c2\u91cf\u8868\u4e0d\u5b8c\u5168\u76f8\u540c\uff0c\u7f16\u8bd1\u5668\u5c31\u53ef\u4ee5\u5bf9\u51fd\u6570\u7684\u8c03\u7528\u8fdb\u884c\u533a\u5206\u3002\u5177\u4f53\u7684\u7ec6\u8282\u5728\u4e4b\u540e\u7684\u5185\u5bb9\u4f1a\u4e13\u95e8\u8bb2\u5230\u3002\u800c\u8fd0\u7b97\u7b26\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u4e00\u7c7b\u7279\u6b8a\u7684\u51fd\u6570\u3002<\/p>\n \u5f53\u7136\u5728\u8fdb\u884c\u8fd0\u7b97\u7f16\u5199\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u7531\u4e8e\u5404\u79cd\u539f\u56e0\u9700\u8981\u5bf9\u4e0d\u540c\u7c7b\u578b\u7684\u53d8\u91cf\u8fdb\u884c\u8f6c\u6362\uff0c\u5728C\u8bed\u8a00\u5f53\u4e2d\uff0c\u4e00\u4e9b\u76f8\u5bf9\u6bd4\u8f83\u5e38\u89c1\u800c\u4e14\u4e00\u822c\u4e0d\u4f1a\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u7b49\u73b0\u8c61\u7684\u8f6c\u6362\u4f1a\u7531\u7f16\u8bd1\u5668\u9690\u5f0f\u5b8c\u6210\uff0c\u4e0d\u8fc7\u5728\u4e00\u4e9b\u8f83\u4e3a\u5bb9\u6613\u51fa\u73b0\u95ee\u9898\u6216\u8005\u8f6c\u6362\u76ee\u7684\u4e0d\u660e\u786e\u7684\u65f6\u5019\uff0c\u7f16\u8bd1\u5668\u4f1a\u63d0\u793a\u9519\u8bef\uff0c\u5e76\u4e14\u9700\u8981\u7a0b\u5e8f\u5458\u4e13\u95e8\u8f93\u5165\u8f6c\u6362\u65b9\u5f0f\u8fdb\u884c\u663e\u5f0f\u8f6c\u6362\u5373\u7528\u62ec\u53f7\u5728\u53d8\u91cf\u540d\u524d\u51a0\u4e0a\u9700\u8981\u8f6c\u6362\u5230\u7684\u7c7b\u578b\u3002\u800c\u5728C++\u5f53\u4e2d\uff0c\u867d\u7136\u5b83\u652f\u6301\u76f8\u540c\u7684\u8f6c\u6362\u65b9\u5f0f\uff0c\u4e0d\u8fc7\u5b83\u4e5f\u7ed9\u51fa\u4e86\u4e00\u79cd\u663e\u5f0f\u8f6c\u6362\u7684\u65b9\u6cd5\u6765\u66ff\u66ff\u4ee3\u65e7\u7684\u98ce\u683c\uff0c\u5373static_cast, const_cast, reinterpret_cast, dynamic_cast\u8fd9\u51e0\u79cd\u8f6c\u6362\u65b9\u5f0f\u5206\u522b\u63a7\u5236\u4e86\u51e0\u79cd\u4e0d\u540c\u7684\u8f6c\u6362\u8fc7\u7a0b\uff0cstatic_cast\u662f\u9759\u6001\u8f6c\u6362\uff0c\u5c31\u662f\u8fdb\u884c\u4e00\u4e9b\u5b9a\u4e49\u660e\u786e\u7684\u4f46\u662f\u53ef\u80fd\u5177\u6709\u5371\u9669\u7684\uff0c\u6216\u8005\u751a\u81f3\u7f16\u8bd1\u5668\u90fd\u4f1a\u8fdb\u884c\u81ea\u52a8\u8f6c\u6362\u7684\u7c7b\u578b\u8f6c\u6362\u3002\u800cconst_cast\u5219\u662f\u5c06const\u7c7b\u578b\u7684\u5e38\u91cf\u8f6c\u6362\u4e3a\u975econst\u7c7b\u578b\u7684\u53d8\u91cf\uff0c\u6216\u8005\u5c06volatile\u7c7b\u578b\u7684\u53d8\u91cf\u8f6c\u6362\u6210\u975evolatile\u7c7b\u578b\u7684\u53d8\u91cf\u3002\uff08\u8fd9\u91ccvolatile\u53d8\u91cf\u6307\u7684\u662f\u201c\u4e0d\u77e5\u4f55\u65f6\u4f1a\u6539\u53d8\u7684\u53d8\u91cf\u201d\uff0c\u5b83\u5728\u5185\u5b58\u5f53\u4e2d\u53ef\u80fd\u4f1a\u88ab\u9664\u4e86\u672c\u6bb5\u4ee3\u7801\u4ee5\u5916\u7684\u5176\u5b83\u4e1c\u897f\u6240\u6539\u53d8\uff0c\u6240\u4ee5\u7f16\u8bd1\u5668\u4f1a\u5bf9\u8fd9\u4e2a\u53d8\u91cf\u4e0d\u8fdb\u884c\u4efb\u4f55\u4f18\u5316\uff0c\u6bd4\u5982\u5c06\u5176\u52a0\u8f7d\u5230\u5bc4\u5b58\u5668\u4e2d\u8fdb\u884c\u8fde\u7eed\u8d4b\u503c\u64cd\u4f5c\u7b49\u3002\uff09reinterpret_cast\u6307\u7684\u662f\u6309\u7167\u4f4d\u62f7\u8d1d\u7684\u65b9\u5f0f\u8fdb\u884c\u8f6c\u6362\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u8fd9\u79cd\u8f6c\u6362\u975e\u5e38\u5c11\u7528\uff0c\u9664\u975e\u5728\u8fdb\u884c\u4e00\u4e9b\u7279\u6b8a\u7684\u64cd\u4f5c\u6216\u7b97\u6cd5\u65f6\uff0c\u56e0\u4e3a\u6309\u4f4d\u62f7\u8d1d\u8f6c\u6362\u6210\u5176\u4ed6\u53d8\u91cf\u4e4b\u540e\uff0c\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u9700\u8981\u518d\u8f6c\u6362\u56de\u6765\u624d\u80fd\u6b63\u5e38\u4f7f\u7528\u8be5\u53d8\u91cf\uff0c\u5f53\u7136\u5982\u679c\u8fdb\u884c\u4e00\u4e9b\u4f4d\u64cd\u4f5c\u7684\u8bdd\u5012\u6ca1\u6709\u4ec0\u4e48\u592a\u5927\u7684\u5f71\u54cd\u3002\u6700\u540edynamic_cast\u5219\u662f\u7528\u4e8e\u5bf9\u7c7b\u7684\u6d3e\u751f<\/strong>\u4e0e\u5176\u57fa\u7c7b<\/strong>\u4e4b\u95f4\u7684\u8f6c\u6362\uff0c\u5728\u591a\u6001<\/strong>\u65b9\u9762\u6709\u7740\u91cd\u8981\u7684\u5e94\u7528\uff0c\u8fd9\u4e9b\u6982\u5ff5\u5728\u4e66\u4e2d\u768415\u7ae0\u6709\u8be6\u7ec6\u7684\u9610\u8ff0\u3002\u503c\u5f97\u6ce8\u610f\u7684\u4e00\u70b9\u662f\uff0c\u5728\u7f16\u5199\u7a0b\u5e8f\u7684\u65f6\u5019\u5c3d\u91cf\u8fd8\u662f\u5e94\u8be5\u5c11\u4f7f\u7528\u7c7b\u578b\u8f6c\u6362\uff0c\u5b83\u4eec\u6781\u6613\u5f15\u53d1\u7a0b\u5e8f\u7684\u6f0f\u6d1e\uff0c\u800cC++\u5c06\u7c7b\u578b\u8f6c\u6362\u7684\u65b9\u6cd5\u8bbe\u8ba1\u7684\u5c24\u4e3a\u590d\u6742\uff0c\u4e5f\u662f\u5728\u65f6\u65f6\u523b\u523b\u63d0\u9192\u7740\u7a0b\u5e8f\u5458\uff0c\u5c3d\u91cf\u5c11\u4f7f\u7528\u7c7b\u578b\u8f6c\u6362\uff0c\u800c\u4e14\u4e00\u65e6\u51fa\u73b0\u4e86\u95ee\u9898\uff0c\u53ea\u9700\u8981\u518d\u7a0b\u5e8f\u4e2d\u68c0\u7d22cast\u5173\u952e\u5b57\u4fbf\u53ef\u4ee5\u8fc5\u901f\u6392\u67e5\u7a0b\u5e8f\u4e2d\u51fa\u73b0\u7684\u7c7b\u578b\u8f6c\u6362\u95ee\u9898\u3002<\/p>\n \u6700\u540e\uff0cC++\u7684\u7ed3\u6784\u4f53\u8054\u5408\u4f53\u4ee5\u53ca\u679a\u4e3e\u7b49\u7279\u6b8a\u7528\u6cd5\u4e5f\u548cC\u8bed\u8a00\u51e0\u4e4e\u4e00\u6a21\u4e00\u6837\uff0c\u4e0d\u8fc7\u6709\u4e00\u70b9\u4e0d\u540c\u7684\u662f\uff0c\u5728C++\u5f53\u4e2d\u7ed3\u6784\u4f53\u4e2d\u7684\u5185\u5bb9\u4e0d\u4e00\u5b9a\u5fc5\u987b\u662f\u6570\u636e\u7684\u96c6\u5408\uff0c\u4e5f\u53ef\u4ee5\u5c06\u51fd\u6570\u6dfb\u52a0\u8fdb\u53bb\uff0c\u800c\u7c7b(class)<\/strong>\u7684\u6982\u5ff5\u4e5f\u662f\u4ece\u8fd9\u4e2a\u57fa\u7840\u4e4b\u4e0a\u8bde\u751f\u7684\uff0c\u5c06\u6570\u636e\u548c\u51fd\u6570\u5c01\u88c5\u6210\u4e3a\u4e00\u4e2a\u96c6\u5408\uff0c\u5e76\u4e14\u7531\u5185\u90e8\u7684\u51fd\u6570\u5b8c\u6210\u4e00\u4e9b\u6570\u636e\u7684\u64cd\u4f5c\uff0c\u6700\u540e\u8fbe\u5230\u4e00\u79cd\u9ed1\u7bb1\u7684\u6548\u679c\uff0c\u8fd9\u4e5f\u662f\u6240\u8c13\u9762\u5411\u5bf9\u8c61\u7684\u4e00\u4e2a\u6700\u76f4\u89c2\u5f62\u8c61\u7684\u4e00\u4e2a\u89e3\u91ca\u3002<\/p>\n \u603b\u800c\u8a00\u4e4b\uff0cC++\u5176\u4e2d\u51e0\u4e4e\u5305\u542b\u4e86C\u8bed\u8a00\u7684\u6240\u6709\u7528\u6cd5\uff0c\u5e76\u4e14\u5bf9\u5176\u4e2d\u5f88\u591a\u4e0d\u751a\u59a5\u5f53\u7684\u5730\u65b9\u8fdb\u884c\u4e86\u6539\u8fdb\uff0c\u4f7f\u5b83\u5728\u4ee3\u7801\u6027\u80fd\u4e1d\u6beb\u4e0d\u900a\u8272C\u8bed\u8a00\u7684\u60c5\u51b5\u4e4b\u4e0b\uff0c\u66f4\u52a0\u7684\u8d34\u8fd1\u7a0b\u5e8f\u5458\u7684\u601d\u8def\uff0c\u5e76\u4e14\u52a0\u901f\u4e86\u5f00\u53d1\u7684\u6d41\u7a0b\uff0c\u800c\u4e14\u4f7f\u5f97\u53ef\u4ee5\u7531\u66f4\u591a\u7684\u4eba\u8fdb\u884c\u540c\u4e00\u4e2a\u9879\u76ee\u7684\u5f00\u53d1\u4e0d\u4f1a\u53d8\u5f97\u6df7\u4e71\u4e0d\u582a\u3002\u8fd9\u4e9b\u90fd\u662fC++\u7684\u4f18\u70b9\uff0c\u4e5f\u662f\u5b83\u6d41\u884c\u8d77\u6765\u7684\u539f\u56e0\u4e4b\u4e00\u3002\u5176\u76f8\u8f83C\u8bed\u8a00\u66f4\u4e0a\u4e00\u5c42\u697c\u53ef\u8c13\u5f53\u4e4b\u65e0\u6127\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" \u5728\u4f7f\u7528C++\u7f16\u5199\u7a0b\u5e8f\u7684\u65f6\u5019\uff0c\u6211\u4eec\u4f1a\u53d1\u73b0\u5176\u4e2d\u5f88\u591a\u5730\u65b9\u6240\u4f7f\u7528\u7684\u8bed\u53e5\u4e0eC\u8bed\u8a00\u5341\u5206\u76f8\u4f3c\uff0c\u5176\u5b9e\u4ece\u5176\u547d\u540d\u53ef\u4ee5\u770b\u51fa\u6765\uff0cC++ […]<\/p>\n","protected":false},"author":1,"featured_media":402,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-169","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-think-in-c-note-and-review"],"_links":{"self":[{"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/posts\/169","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/comments?post=169"}],"version-history":[{"count":2,"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/posts\/169\/revisions"}],"predecessor-version":[{"id":189,"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/posts\/169\/revisions\/189"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/media\/402"}],"wp:attachment":[{"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/media?parent=169"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/categories?post=169"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tiferking.cn\/index.php\/wp-json\/wp\/v2\/tags?post=169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}