\u6211\u4eec\u77e5\u9053\uff0c\u5728C++\u9886\u57df\uff0c\u4f5c\u4e3a\u8fdb\u9636\u9605\u8bfb\u6750\u6599\uff0c\u5fc5\u770b\u7684\u4e66\u662f\u300aEffective C++\u300b\u3002 \u800c\u300aEffective C#\u300b\u4e4b\u4e8eC# \uff0c\u662f\u7c7b\u4f3c\u300aEffective C++\u300b\u4e4b\u4e8eC++\u4e00\u6837\u7684\u5b58\u5728\u3002<\/p>\n\n\n\n
\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5c06\u300aEffective C# Second Edition\u300b\u4e00\u4e66\u4e2d\u9002\u7528\u4e8eUnity\u6e38\u620f\u5f15\u64ce\u91cc\u4f7f\u7528C#\u7684\u7ecf\u9a8c\u4e4b\u8c08\u8fdb\u884c\u4e86\u63d0\u70bc\uff0c\u603b\u7ed3\u6210\u4e3a21\u6761\uff08\u4e00\u5f00\u59cb\u603b\u7ed3\u7684\u662f22\u6761\uff0c\u540e\u6765\u53d1\u73b0\u7b2c22\u6761\u4e5f\u662f.NET\u7684\u7279\u6027\uff0cUnity\u7248\u672c\u7684mono\u5e76\u6ca1\u6709\u5b9e\u73b0\uff0c\u6240\u4ee5\u4e25\u683c\u610f\u4e49\u4e0a\u6765\u8bf4\u662f21\u6761\uff09\u51c6\u5219\uff0c\u4f9b\u5404\u4f4d\u5feb\u901f\u5730\u638c\u63e1\u8fd9\u672c\u4e66\u7684\u77e5\u8bc6\u6897\u6982\uff0c\u5728Unity\u4e2d\u5199\u51fa\u66f4\u9ad8\u8d28\u91cf\u7684C#\u4ee3\u7801\u3002
\u300aEffective C# Second Edition\u300b\u4e00\u4e66\u539f\u672c\u670950\u6761\u539f\u5219\uff0c\u4f46\u8fd950\u6761\u539f\u5219\u662f\u9488\u5bf9C#\u8bed\u8a00\u672c\u8eab\u4ee5\u53ca.NET\u6765\u5199\u7684\uff0c\u6211\u5728\u9605\u8bfb\u8fc7\u7a0b\u4e2d\uff0c\u53d1\u73b0\u662f\u6709\u4e9b\u539f\u5219\u5e76\u4e0d\u9002\u7528\u4e8eUnity\u4e2dmono\u7248\u672c\u7684C#\u7684\u4f7f\u7528\u3002\u4e8e\u662f\uff0c\u5728\u8fdb\u884c\u8bfb\u4e66\u7b14\u8bb0\u603b\u7ed3\u7684\u65f6\u5019\uff0c\u5c06\u4e0d\u9002\u7528\u7684\u539f\u5219\u7565\u53bb\uff0c\u540c\u65f6\u5c06\u9002\u7528\u7684\u539f\u5219\u8fdb\u884c\u63d0\u70bc\uff0c\u603b\u7ed3\u51fa21\u6761\uff0c\u6784\u6210\u672c\u6587\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n
\u9700\u8981\u6ce8\u610f\uff0c\u56e0\u4e3a\u662f\u6311\u51fa\u4e86\u4e66\u4e2d\u9002\u7528\u7684\u51c6\u5219\uff0c\u5bfc\u81f4\u51c6\u5219\u5e8f\u53f7\u6709\u4e9b\u8df3\u8dc3\uff0c\u4e3a\u4e86\u9605\u8bfb\u65b9\u4fbf\uff0c\u672c\u6587\u5bf9\u8fd9\u4e9b\u5e8f\u53f7\u8fdb\u884c\u4e86\u91cd\u65b0\u6392\u5217\u3002\u91cd\u6392\u540e\uff0c\u6807\u9898\u4e2d\u4e0e\u4e66\u4e2d\u5e8f\u53f7\u4e0d\u4e00\u6837\u7684\u51c6\u5219\uff0c\u90fd\u5728\u8be5\u539f\u5219\u603b\u7ed3\u7684\u672b\u5c3e\u6ce8\u660e\u4e86\u5bf9\u5e94\u7684\u539f\u4e66\u5e8f\u53f7\u3002<\/p>\n\n\n\n
\u540c\u6837\u5730\uff0c\u4f5c\u4e3a\u603b\u7ed3\u5f0f\u6587\u7ae0\uff0c\u6bcf\u4e00\u6761\u7684\u5185\u5bb9\u90fd\u9ad8\u5ea6\u6982\u62ec\uff0c\u4e5f\u8bb8\u7406\u89e3\u5761\u5ea6\u6bd4\u8f83\u9661\uff0c\u82e5\u6709\u8bfb\u5230\u4e0d\u592a\u7406\u89e3\u7684\u5730\u65b9\uff0c\u5efa\u8bae\u5927\u5bb6\u53bb\u9605\u8bfb\u539f\u4e66\uff0c\u82f1\u6587\u7248\u548c\u4e2d\u6587\u7248\u5747\u53ef\uff0c\u770b\u770b\u539f\u4e66\u4e2d\u63d0\u4f9b\u7684\u5404\u79cd\u4ee3\u7801\u4e0e\u793a\u4f8b\uff0c\u8fd9\u6837\u638c\u63e1\u8d77\u6765\u5c31\u4f1a\u4e8b\u534a\u529f\u500d\u3002<\/p>\n\n\n\n
<\/p>\n\n\n\n
\u25cf \u5c5e\u6027(property)\u4e00\u76f4\u662fC#\u8bed\u8a00\u4e2d\u6bd4\u8f83\u6709\u7279\u70b9\u7684\u5b58\u5728\u3002\u5c5e\u6027\u5141\u8bb8\u5c06\u6570\u636e\u6210\u5458\u4f5c\u4e3a\u5171\u6709\u63a5\u53e3\u7684\u4e00\u90e8\u5206\u66b4\u9732\u51fa\u53bb\uff0c\u540c\u65f6\u4ecd\u65e7\u63d0\u4f9b\u9762\u5411\u5bf9\u8c61\u73af\u5883\u4e0b\u6240\u9700\u7684\u5c01\u88c5\u3002\u5c5e\u6027\u8fd9\u4e2a\u8bed\u8a00\u5143\u7d20\u53ef\u4ee5\u8ba9\u4f60\u50cf\u8bbf\u95ee\u6570\u636e\u6210\u5458\u4e00\u6837\u4f7f\u7528\uff0c\u4f46\u5176\u5e95\u5c42\u4f9d\u65e7\u662f\u4f7f\u7528\u65b9\u6cd5\u5b9e\u73b0\u7684\u3002<\/p>\n\n\n\n
\u25cf \u4f7f\u7528\u5c5e\u6027\uff0c\u53ef\u4ee5\u975e\u5e38\u8f7b\u677e\u7684\u5728get\u548cset\u4ee3\u7801\u6bb5\u4e2d\u52a0\u5165\u68c0\u67e5\u673a\u5236\u3002<\/p>\n\n\n\n
\u9700\u8981\u6ce8\u610f\uff0c\u6b63\u56e0\u4e3a\u5c5e\u6027\u662f\u7528\u65b9\u6cd5\u5b9e\u73b0\u7684\uff0c\u6240\u4ee5\u5b83\u62e5\u6709\u65b9\u6cd5\u6240\u62e5\u6709\u7684\u4e00\u5207\u8bed\u8a00\u7279\u6027\uff1a<\/p>\n\n\n\n
1\uff09\u5c5e\u6027\u589e\u52a0\u591a\u7ebf\u7a0b\u7684\u652f\u6301\u662f\u975e\u5e38\u65b9\u4fbf\u7684\u3002\u4f60\u53ef\u4ee5\u52a0\u5f3a get \u548c set \u8bbf\u95ee\u5668\uff08accessors\uff09\u7684\u5b9e\u73b0\u6765\u63d0\u4f9b\u6570\u636e\u8bbf\u95ee\u7684\u540c\u6b65\u3002<\/p>\n\n\n\n
2\uff09\u5c5e\u6027\u53ef\u4ee5\u88ab\u5b9a\u4e49\u4e3avirtual\u3002<\/p>\n\n\n\n
3\uff09\u53ef\u4ee5\u628a\u5c5e\u6027\u6269\u5c55\u4e3aabstract\u3002<\/p>\n\n\n\n
4\uff09\u53ef\u4ee5\u4f7f\u7528\u6cdb\u578b\u7248\u672c\u7684\u5c5e\u6027\u7c7b\u578b\u3002<\/p>\n\n\n\n
5\uff09\u5c5e\u6027\u4e5f\u53ef\u4ee5\u5b9a\u4e49\u4e3a\u63a5\u53e3\u3002<\/p>\n\n\n\n
6\uff09\u56e0\u4e3a\u5b9e\u73b0\u5b9e\u73b0\u8bbf\u95ee\u7684\u65b9\u6cd5get\u4e0eset\u662f\u72ec\u7acb\u7684\u4e24\u4e2a\u65b9\u6cd5\uff0c\u5728C# 2.0\u4e4b\u540e\uff0c\u4f60\u53ef\u4ee5\u7ed9\u5b83\u4eec\u5b9a\u4e49\u4e0d\u540c\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u6765\u66f4\u597d\u7684\u63a7\u5236\u7c7b\u6210\u5458\u7684\u53ef\u89c1\u6027\u3002<\/p>\n\n\n\n
7\uff09\u800c\u4e3a\u4e86\u548c\u591a\u7ef4\u6570\u7ec4\u4fdd\u6301\u4e00\u81f4\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u591a\u7ef4\u7d22\u5f15\u5668\uff0c\u5728\u4e0d\u540c\u7684\u7ef4\u5ea6\u4e0a\u4f7f\u7528\u76f8\u540c\u6216\u4e0d\u540c\u7c7b\u578b\u3002<\/p>\n\n\n\n
\u65e0\u8bba\u4f55\u65f6\uff0c\u9700\u8981\u5728\u7c7b\u578b\u7684\u516c\u6709\u6216\u4fdd\u62a4\u63a5\u53e3\u4e2d\u66b4\u9732\u6570\u636e\uff0c\u90fd\u5e94\u8be5\u4f7f\u7528\u5c5e\u6027\u3002\u5982\u679c\u53ef\u4ee5\u4e5f\u5e94\u8be5\u4f7f\u7528\u7d22\u5f15\u5668\u6765\u66b4\u9732\u5e8f\u5217\u6216\u5b57\u5178\u3002\u73b0\u5728\u591a\u6295\u5165\u4e00\u70b9\u65f6\u95f4\u4f7f\u7528\u5c5e\u6027\uff0c\u6362\u6765\u7684\u662f\u4eca\u540e\u7ef4\u62a4\u65f6\u7684\u66f4\u52a0\u6e38\u5203\u6709\u4f59\u3002<\/p>\n\n\n\n
\u5bf9\u4e8e\u5e38\u91cf\uff0cC#\u91cc\u6709\u4e24\u4e2a\u4e0d\u540c\u7684\u7248\u672c\uff1a\u8fd0\u884c\u65f6\u5e38\u91cf\uff08readonly\uff09\u548c\u7f16\u8bd1\u65f6\u5e38\u91cf\uff08const\uff09\u3002<\/p>\n\n\n\n
\u5e94\u8be5\u5c3d\u91cf\u4f7f\u7528\u8fd0\u884c\u65f6\u5e38\u91cf\uff0c\u800c\u4e0d\u662f\u7f16\u8bd1\u5668\u5e38\u91cf\u3002\u867d\u7136\u7f16\u8bd1\u5668\u5e38\u91cf\u7565\u5feb\uff0c\u4f46\u5e76\u6ca1\u6709\u8fd0\u884c\u65f6\u5e38\u91cf\u90a3\u4e48\u7075\u6d3b\u3002\u5e94\u4ec5\u4ec5\u5728\u90a3\u4e9b\u6027\u80fd\u5f02\u5e38\u654f\u611f\uff0c\u4e14\u5e38\u91cf\u7684\u503c\u5728\u5404\u4e2a\u7248\u672c\u4e4b\u95f4\u7edd\u5bf9\u4e0d\u4f1a\u53d8\u5316\u65f6\uff0c\u518d\u4f7f\u7528\u7f16\u8bd1\u65f6\u5e38\u91cf\u3002<\/p>\n\n\n\n
\u7f16\u8bd1\u65f6\u5e38\u91cf\u4e0e\u8fd0\u884c\u65f6\u5e38\u91cf\u4e0d\u540c\u4e4b\u5904\u8868\u73b0\u5728\u4e8e\u4ed6\u4eec\u7684\u8bbf\u95ee\u65b9\u5f0f\u4e0d\u540c\uff0c\u56e0\u4e3aReadonly\u503c\u662f\u8fd0\u884c\u65f6\u89e3\u6790\u7684\uff1a<\/p>\n\n\n\n
\u25cf \u7f16\u8bd1\u65f6\u5e38\u91cf\uff08const\uff09\u7684\u503c\u4f1a\u88ab\u76ee\u6807\u4ee3\u7801\u4e2d\u7684\u503c\u76f4\u63a5\u53d6\u4ee3\u3002<\/p>\n\n\n\n
\u25cf \u8fd0\u884c\u65f6\u5e38\u91cf\uff08readonly\uff09\u7684\u503c\u662f\u5728\u8fd0\u884c\u65f6\u8fdb\u884c\u6c42\u503c\u3002\u25cf \u5f15\u7528\u8fd0\u884c\u65f6\u751f\u6210\u7684IL\u5c06\u5f15\u7528\u5230readonly\u53d8\u91cf\uff0c\u800c\u4e0d\u662f\u53d8\u91cf\u7684\u503c\u3002<\/p>\n\n\n\n
\u8fd9\u4e2a\u5dee\u522b\u5c31\u5e26\u6765\u4e86\u5982\u4e0b\u89c4\u5219\uff1a<\/p>\n\n\n\n
\u25cf \u7f16\u8bd1\u65f6\u5e38\u91cf\uff08const\uff09\u4ec5\u80fd\u7528\u4e8e\u6570\u503c\u548c\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n
\u25cf \u8fd0\u884c\u65f6\u5e38\u91cf\uff08readonly\uff09\u53ef\u4ee5\u4e3a\u4efb\u610f\u7c7b\u578b\u3002\u8fd0\u884c\u65f6\u5e38\u91cf\u5fc5\u987b\u5728\u6784\u9020\u51fd\u6570\u6216\u521d\u59cb\u5316\u5668\u4e2d\u521d\u59cb\u5316\uff0c\u56e0\u4e3a\u5728\u6784\u9020\u51fd\u6570\u6267\u884c\u540e\u4e0d\u80fd\u518d\u88ab\u4fee\u6539\u3002\u4f60\u53ef\u4ee5\u8ba9\u67d0\u4e2areadonly\u503c\u4e3a\u4e00\u4e2aDataTime\u7ed3\u6784\uff0c\u800c\u4e0d\u80fd\u6307\u5b9a\u67d0\u4e2aconst\u4e3aDataTIme\u3002<\/p>\n\n\n\n
\u25cf \u53ef\u4ee5\u7528readonly\u503c\u4fdd\u5b58\u5b9e\u4f8b\u5e38\u91cf\uff0c\u4e3a\u7c7b\u7684\u6bcf\u4e2a\u5b9e\u4f8b\u5b58\u653e\u4e0d\u540c\u7684\u503c\u3002\u800c\u7f16\u8bd1\u65f6\u5e38\u91cf\u5c31\u662f\u9759\u6001\u7684\u5e38\u91cf\u3002<\/p>\n\n\n\n
\u25cf \u6709\u65f6\u5019\u4f60\u9700\u8981\u8ba9\u67d0\u4e2a\u503c\u5728\u7f16\u8bd1\u65f6\u624d\u786e\u5b9a\uff0c\u5c31\u6700\u597d\u662f\u4f7f\u7528\u8fd0\u884c\u65f6\u5e38\u91cf\uff08readonly\uff09\u3002<\/p>\n\n\n\n
\u25cf \u6807\u8bb0\u7248\u672c\u53f7\u7684\u503c\u5c31\u5e94\u8be5\u4f7f\u7528\u8fd0\u884c\u65f6\u5e38\u91cf\uff0c\u56e0\u4e3a\u5b83\u7684\u503c\u4f1a\u968f\u7740\u6bcf\u4e2a\u4e0d\u540c\u7248\u672c\u7684\u53d1\u5e03\u800c\u6539\u53d8\u3002<\/p>\n\n\n\n
\u25cf const\u4f18\u4e8ereadonly\u7684\u5730\u65b9\u4ec5\u4ec5\u662f\u6027\u80fd\uff0c\u4f7f\u7528\u5df2\u77e5\u7684\u5e38\u91cf\u503c\u8981\u6bd4\u8bbf\u95eereadonly\u503c\u7565\u9ad8\u4e00\u70b9\uff0c\u4e0d\u8fc7\u8fd9\u5176\u4e2d\u7684\u6548\u7387\u63d0\u5347\uff0c\u53ef\u4ee5\u8bf4\u662f\u5fae\u4e4e\u5176\u5fae\u7684\u3002<\/p>\n\n\n\n
\u7efc\u4e0a\uff0c\u5728\u7f16\u8bd1\u5668\u5fc5\u987b\u5f97\u5230\u786e\u5b9a\u6570\u503c\u65f6\uff0c\u4e00\u5b9a\u8981\u4f7f\u7528const\u3002\u4f8b\u5982\u7279\u6027\uff08attribute\uff09\u7684\u53c2\u6570\u548c\u679a\u4e3e\u7684\u5b9a\u4e49\uff0c\u8fd8\u6709\u90a3\u4e9b\u5728\u5404\u4e2a\u7248\u672c\u53d1\u5e03\u4e4b\u95f4\u4e0d\u4f1a\u53d8\u5316\u7684\u503c\u3002\u9664\u6b64\u4e4b\u5916\u7684\u6240\u6709\u60c5\u51b5\uff0c\u90fd\u5e94\u5c3d\u91cf\u9009\u62e9\u66f4\u52a0\u7075\u6d3b\u7684readonly\u5e38\u91cf\u3002 <\/p>\n\n\n\n
\u25cf C#\u4e2d\uff0cis\u548cas\u64cd\u4f5c\u7b26\u7684\u7528\u6cd5\u6982\u62ec\u5982\u4e0b\uff1a<\/p>\n\n\n\n
is : \u68c0\u67e5\u4e00\u4e2a\u5bf9\u8c61\u662f\u5426\u517c\u5bb9\u4e8e\u5176\u4ed6\u6307\u5b9a\u7684\u7c7b\u578b,\u5e76\u8fd4\u56de\u4e00\u4e2aBool\u503c,\u6c38\u8fdc\u4e0d\u4f1a\u629b\u51fa\u5f02\u5e38\u3002<\/p>\n\n\n\n
as\uff1a\u4f5c\u7528\u4e0e\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362\u662f\u4e00\u6837,\u4f46\u662f\u6c38\u8fdc\u4e0d\u4f1a\u629b\u51fa\u5f02\u5e38,\u5373\u5982\u679c\u8f6c\u6362\u4e0d\u6210\u529f,\u4f1a\u8fd4\u56denull\u3002<\/p>\n\n\n\n
\u25cf \u5c3d\u53ef\u80fd\u7684\u4f7f\u7528as\u64cd\u4f5c\u7b26\uff0c\u56e0\u4e3a\u76f8\u5bf9\u4e8e\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362\u6765\u8bf4\uff0cas\u66f4\u52a0\u5b89\u5168\uff0c\u4e5f\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n\n\n\n
\u25cf as\u5728\u8f6c\u6362\u5931\u8d25\u65f6\u4f1a\u8fd4\u56denull\uff0c\u5728\u8f6c\u6362\u5bf9\u8c61\u662fnull\u65f6\u4e5f\u4f1a\u8fd4\u56denull\uff0c\u6240\u4ee5\u4f7f\u7528as\u8fdb\u884c\u8f6c\u6362\u65f6\uff0c\u53ea\u9700\u68c0\u67e5\u8fd4\u56de\u7684\u5f15\u7528\u662f\u5426\u4e3anull\u5373\u53ef\u3002<\/p>\n\n\n\n
\u25cf as\u548cis\u64cd\u4f5c\u7b26\u90fd\u4e0d\u4f1a\u6267\u884c\u4efb\u4f55\u7528\u6237\u81ea\u5b9a\u4e49\u7684\u8f6c\u6362\uff0c\u5b83\u4eec\u4ec5\u5f53\u8fd0\u884c\u65f6\u7c7b\u578b\u7b26\u5408\u76ee\u6807\u7c7b\u578b\u65f6\u624d\u80fd\u8f6c\u6362\u6210\u529f\uff0c\u4e5f\u4e0d\u4f1a\u5728\u8f6c\u6362\u65f6\u521b\u5efa\u65b0\u7684\u5bf9\u8c61\u3002<\/p>\n\n\n\n
\u25cf as\u8fd0\u7b97\u7b26\u5bf9\u503c\u7c7b\u578b\u662f\u65e0\u6548\uff0c\u6b64\u65f6\u53ef\u4ee5\u4f7f\u7528is\uff0c\u914d\u5408\u5f3a\u5236\u7c7b\u578b\u8f6c\u6362\u8fdb\u884c\u8f6c\u6362\u3002<\/p>\n\n\n\n
\u25cf \u4ec5\u5f53\u4e0d\u80fd\u4f7f\u7528as\u8fdb\u884c\u8f6c\u6362\u65f6\uff0c\u624d\u5e94\u8be5\u4f7f\u7528is\u64cd\u4f5c\u7b26\u3002\u5426\u5219is\u5c31\u662f\u591a\u4f59\u7684\u3002<\/p>\n\n\n\n
\u25cf \u7531\u4e8e#if\/#endif\u5f88\u5bb9\u6613\u88ab\u6ee5\u7528\uff0c\u4f7f\u5f97\u7f16\u5199\u7684\u4ee3\u7801\u96be\u4e8e\u7406\u89e3\u4e14\u66f4\u96be\u4e8e\u8c03\u8bd5\u3002C#\u4e3a\u6b64\u63d0\u4f9b\u4e86\u4e00\u6761\u4ef6\u7279\u6027(Conditional attribute)\u3002\u4f7f\u7528\u6761\u4ef6\u7279\u6027\u53ef\u4ee5\u5c06\u51fd\u6570\u62c6\u5206\u51fa\u6765\uff0c\u8ba9\u5176\u53ea\u6709\u5728\u5b9a\u4e49\u4e86\u67d0\u4e9b\u73af\u5883\u53d8\u91cf\u6216\u8bbe\u7f6e\u4e86\u67d0\u4e2a\u503c\u4e4b\u540e\u624d\u80fd\u7f16\u8bd1\u5e76\u6210\u4e3a\u7c7b\u7684\u4e00\u90e8\u5206\u3002Conditional\u7279\u6027\u6700\u5e38\u7528\u7684\u5730\u65b9\u5c31\u662f\u5c06\u4e00\u6bb5\u4ee3\u7801\u53d8\u6210\u8c03\u8bd5\u8bed\u53e5\u3002<\/p>\n\n\n\n
\u25cf Conditional\u7279\u6027\u53ea\u53ef\u5e94\u7528\u5728\u6574\u4e2a\u65b9\u6cd5\u4e0a\uff0c\u53e6\u5916\uff0c\u4efb\u4f55\u4e00\u4e2a\u4f7f\u7528Conditional\u7279\u6027\u7684\u65b9\u6cd5\u90fd\u53ea\u80fd\u8fd4\u56devoid\u7c7b\u578b\u3002\u4e0d\u80fd\u518d\u65b9\u6cd5\u5185\u7684\u4ee3\u7801\u5757\u4e0a\u5e94\u7528Conditional\u7279\u6027\u3002\u4e5f\u4e0d\u53ef\u4ee5\u5728\u6709\u8fd4\u56de\u503c\u7684\u65b9\u6cd5\u4e0a\u5e94\u7528Conditional\u7279\u6027\u3002\u4f46\u5e94\u7528\u4e86Conditional\u7279\u6027\u7684\u65b9\u6cd5\u53ef\u4ee5\u63a5\u53d7\u4efb\u610f\u6570\u76ee\u7684\u5f15\u7528\u7c7b\u578b\u53c2\u6570\u3002<\/p>\n\n\n\n
\u25cf \u4f7f\u7528Conditional\u7279\u6027\u751f\u6210\u7684IL\u8981\u6bd4\u4f7f\u7528#if\/#Eendif\u65f6\u66f4\u6709\u6548\u7387\u3002\u540c\u65f6\uff0c\u5c06\u5176\u9650\u5236\u5728\u51fd\u6570\u5c42\u9762\u4e0a\u53ef\u4ee5\u66f4\u52a0\u6e05\u6670\u5730\u5c06\u6761\u4ef6\u6027\u7684\u4ee3\u7801\u5206\u79bb\u51fa\u6765\uff0c\u4ee5\u4fbf\u8fdb\u4e00\u6b65\u4fdd\u8bc1\u4ee3\u7801\u7684\u826f\u597d\u7ed3\u6784\u3002 <\/p>\n\n\n\n
\u25cf C#\u4e2d\u53ef\u4ee5\u521b\u5efa\u4e24\u79cd\u7c7b\u578b\uff1a\u503c\u7c7b\u578b\u548c\u5f15\u7528\u7c7b\u578b\u3002\u5982\u679c\u4e24\u4e2a\u5f15\u7528\u7c7b\u578b\u7684\u53d8\u91cf\u6307\u5411\u7684\u662f\u540c\u4e00\u4e2a\u5bf9\u8c61\uff0c\u5b83\u4eec\u5c06\u88ab\u8ba4\u4e3a\u662f\u201c\u5f15\u7528\u76f8\u7b49\u201d\u3002\u5982\u679c\u4e24\u4e2a\u503c\u7c7b\u578b\u7684\u53d8\u91cf\u7c7b\u578b\u76f8\u540c\uff0c\u800c\u4e14\u5305\u542b\u540c\u6837\u7684\u5185\u5bb9\uff0c\u5b83\u4eec\u88ab\u8ba4\u4e3a\u662f\u201c\u503c\u76f8\u7b49\u201d\u3002\u8fd9\u4e5f\u662f\u7b49\u540c\u6027\u5224\u65ad\u9700\u8981\u5982\u6b64\u591a\u65b9\u6cd5\u7684\u539f\u56e0\u3002<\/p>\n\n\n\n
\u25cf \u5f53\u6211\u4eec\u521b\u5efa\u81ea\u5df1\u7684\u7c7b\u578b\u65f6\uff08\u65e0\u8bba\u662f\u7c7b\u8fd8\u662fstruct\uff09\uff0c\u5e94\u4e3a\u7c7b\u578b\u5b9a\u4e49\u201c\u7b49\u540c\u6027\u201d\u7684\u542b\u4e49\u3002C#\u63d0\u4f9b\u4e864\u79cd\u4e0d\u540c\u7684\u51fd\u6570\u6765\u5224\u65ad\u4e24\u4e2a\u5bf9\u8c61\u662f\u5426\u201c\u76f8\u7b49\u201d\u3002<\/p>\n\n\n\n
1\uff09public static bool ReferenceEquals (object left, object right);\u5224\u65ad\u4e24\u4e2a\u4e0d\u540c\u53d8\u91cf\u7684\u5bf9\u8c61\u6807\u8bc6\uff08object identity\uff09\u662f\u5426\u76f8\u7b49\u3002\u65e0\u8bba\u6bd4\u8f83\u7684\u662f\u5f15\u7528\u7c7b\u578b\u8fd8\u662f\u503c\u7c7b\u578b\uff0c\u8be5\u65b9\u6cd5\u5224\u65ad\u7684\u4f9d\u636e\u90fd\u662f\u5bf9\u8c61\u6807\u8bc6\uff0c\u800c\u4e0d\u662f\u5bf9\u8c61\u5185\u5bb9\u3002<\/p>\n\n\n\n
2\uff09public static bool Equals (object left, object right); \u7528\u4e8e\u5224\u65ad\u4e24\u4e2a\u53d8\u91cf\u7684\u8fd0\u884c\u65f6\u7c7b\u578b\u662f\u5426\u76f8\u7b49\u3002<\/p>\n\n\n\n
3\uff09public virtual bool Equals(object right); \u7528\u4e8e\u91cd\u8f7d<\/p>\n\n\n\n
4\uff09public static bool operator ==(MyClass left, MyClass right); \u7528\u4e8e\u91cd\u8f7d<\/p>\n\n\n\n
\u25cf \u4e0d\u5e94\u8be5\u8986\u5199Object.referenceEquals\uff08\uff09\u9759\u6001\u65b9\u6cd5\u548cObject.Equals\uff08\uff09\u9759\u6001\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5b83\u4eec\u5df2\u7ecf\u5b8c\u7f8e\u7684\u5b8c\u6210\u4e86\u6240\u9700\u8981\u5b8c\u6210\u7684\u5de5\u4f5c\uff0c\u63d0\u4f9b\u4e86\u6b63\u786e\u7684\u5224\u65ad\uff0c\u5e76\u4e14\u8be5\u5224\u65ad\u4e0e\u8fd0\u884c\u65f6\u7684\u5177\u4f53\u7c7b\u578b\u65e0\u5173\u3002\u5bf9\u4e8e\u503c\u7c7b\u578b\uff0c\u6211\u4eec\u5e94\u8be5\u603b\u662f\u8986\u5199Object.Equals\uff08\uff09\u5b9e\u4f8b\u65b9\u6cd5\u548coperatior==( ),\u4ee5\u4fbf\u4e3a\u5176\u63d0\u4f9b\u6548\u7387\u66f4\u9ad8\u7684\u7b49\u540c\u6027\u5224\u65ad\u3002\u5bf9\u4e8e\u5f15\u7528\u7c7b\u578b\uff0c\u4ec5\u5f53\u4f60\u8ba4\u4e3a\u76f8\u7b49\u7684\u542b\u4e49\u5e76\u975e\u662f\u5bf9\u8c61\u6807\u8bc6\u76f8\u7b49\u65f6\uff0c\u624d\u9700\u8981\u8986\u5199Object.Equals( )\u5b9e\u4f8b\u65b9\u6cd5\u3002\u5728\u8986\u5199Equals( )\u65f6\u4e5f\u8981\u5b9e\u73b0IEquatable\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffectiveC# Second Edition\u300b\u4e2d\u539f\u52196\u3002 <\/p>\n\n\n\n
\u25cf GetHashCode( )\u65b9\u6cd5\u5728\u4f7f\u7528\u65f6\u4f1a\u6709\u4e0d\u5c11\u5751\uff0c\u8981\u8c28\u614e\u4f7f\u7528\u3002GetHashCode()\u51fd\u6570\u4ec5\u4f1a\u5728\u4e00\u4e2a\u5730\u65b9\u7528\u5230\uff0c\u5373\u4e3a\u57fa\u4e8e\u6563\u5217(hash)\u7684\u96c6\u5408\u5b9a\u4e49\u952e\u7684\u6563\u5217\u503c\u65f6\uff0c\u6b64\u7c7b\u96c6\u5408\u5305\u62ecHashSet\u548cDictionary<K,V>\u5bb9\u5668\u7b49\u3002\u5bf9\u5f15\u7528\u7c7b\u578b\u6765\u8bb2\uff0c\u7d22\u7136\u53ef\u4ee5\u6b63\u5e38\u5de5\u4f5c\uff0c\u4f46\u662f\u6548\u7387\u5f88\u4f4e\u3002\u5bf9\u503c\u7c7b\u578b\u6765\u8bb2\uff0c\u57fa\u7c7b\u4e2d\u7684\u5b9e\u73b0\u6709\u65f6\u751a\u81f3\u4e0d\u6b63\u786e\u3002\u800c\u4e14\uff0c\u7f16\u5199\u7684\u81ea\u5df1GetHashCode( )\u4e5f\u4e0d\u53ef\u80fd\u65e2\u6709\u6548\u7387\u53c8\u6b63\u786e\u3002<\/p>\n\n\n\n
\u25cf \u5728.NET\u4e2d\uff0c\u6bcf\u4e2a\u5bf9\u8c61\u90fd\u6709\u4e00\u4e2a\u6563\u5217\u7801\uff0c\u5176\u503c\u7531System.Object.GetHashCode()\u51b3\u5b9a\u3002<\/p>\n\n\n\n
\u25cf \u5b9e\u73b0\u81ea\u5df1\u7684GetHashCode( )\u65f6\uff0c\u8981\u9075\u5faa\u4e0a\u8ff0\u4e09\u6761\u539f\u5219\uff1a<\/p>\n\n\n\n
1\uff09\u5982\u679c\u4e24\u4e2a\u5bf9\u8c61\u76f8\u7b49\uff08\u7531operation==\u5b9a\u4e49\uff09\uff0c\u90a3\u4e48\u4ed6\u4eec\u5fc5\u987b\u751f\u6210\u76f8\u540c\u7684\u6563\u5217\u7801\u3002\u5426\u5219\uff0c\u8fd9\u6837\u7684\u6563\u5217\u7801\u5c06\u65e0\u6cd5\u7528\u6765\u67e5\u627e\u5bb9\u5668\u4e2d\u7684\u5bf9\u8c61\u3002<\/p>\n\n\n\n
2\uff09\u5bf9\u4e8e\u4efb\u4f55\u4e00\u4e2a\u5bf9\u8c61A\uff0cA.GetHashCode()\u5fc5\u987b\u4fdd\u6301\u4e0d\u53d8\u3002<\/p>\n\n\n\n
3\uff09\u5bf9\u4e8e\u6240\u6709\u7684\u8f93\u5165\uff0c\u6563\u5217\u51fd\u6570\u5e94\u8be5\u5728\u6240\u6709\u6574\u6570\u4e2d\u6309\u968f\u673a\u5206\u522b\u751f\u6210\u6563\u5217\u7801\u3002\u8fd9\u6837\u6563\u5217\u5bb9\u5668\u624d\u80fd\u5f97\u5230\u8db3\u591f\u7684\u6548\u7387\u63d0\u5347\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffectiveC# Second Edition\u300b\u4e2d\u539f\u52197\u3002<\/p>\n\n\n\n
\u5c06C#\u4ee3\u7801\u7ffb\u8bd1\u6210\u53ef\u6267\u884c\u7684\u673a\u5668\u7801\u9700\u8981\u4e24\u4e2a\u6b65\u9aa4\u3002<\/p>\n\n\n\n
C#\u7f16\u8bd1\u5668\u5c06\u751f\u6210IL\uff0c\u5e76\u653e\u5728\u7a0b\u5e8f\u96c6\u4e2d\u3002\u968f\u540e\uff0cJIT\u5c06\u6839\u636e\u9700\u8981\u9010\u4e00\u4e3a\u65b9\u6cd5\uff08\u6216\u662f\u4e00\u7ec4\u65b9\u6cd5\uff0c\u5982\u679c\u6d89\u53ca\u5185\u8054\uff09\u751f\u6210\u673a\u5668\u7801\u3002\u77ed\u5c0f\u7684\u65b9\u6cd5\u8ba9JIT\u7f16\u8bd1\u5668\u80fd\u591f\u66f4\u597d\u5730\u5e73\u644a\u7f16\u8bd1\u7684\u4ee3\u4ef7\u3002\u77ed\u5c0f\u7684\u65b9\u6cd5\u4e5f\u66f4\u9002\u5408\u5185\u8054\u3002<\/p>\n\n\n\n
\u9664\u4e86\u77ed\u5c0f\u4e4b\u5916\uff0c\u7b80\u5316\u63a7\u5236\u6d41\u7a0b\u4e5f\u5f88\u91cd\u8981\u3002\u63a7\u5236\u5206\u652f\u8d8a\u5c11\uff0cJIT\u7f16\u8bd1\u5668\u4e5f\u4f1a\u8d8a\u5bb9\u6613\u5730\u627e\u5230\u6700\u9002\u5408\u653e\u5728\u5bc4\u5b58\u5668\u4e2d\u7684\u53d8\u91cf\u3002<\/p>\n\n\n\n
\u6240\u4ee5\uff0c\u77ed\u5c0f\u65b9\u6cd5\u7684\u4f18\u52bf\uff0c\u5e76\u4e0d\u4ec5\u4f53\u73b0\u5728\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u4e0a\uff0c\u8fd8\u5173\u7cfb\u5230\u7a0b\u5e8f\u8fd0\u884c\u65f6\u7684\u6548\u7387\u3002<\/p>\n\n\n\n
PS:\u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffectiveC# Second Edition\u300b\u4e2d\u539f\u521911\u3002<\/p>\n\n\n\n
\u6210\u5458\u521d\u59cb\u5316\u5668\u662f\u4fdd\u8bc1\u7c7b\u578b\u4e2d\u6210\u5458\u5747\u88ab\u521d\u59cb\u5316\u7684\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u2014\u2014\u65e0\u8bba\u8c03\u7528\u7684\u662f\u54ea\u4e00\u4e2a\u6784\u9020\u51fd\u6570\u3002\u521d\u59cb\u5316\u5668\u5c06\u5728\u6240\u6709\u6784\u9020\u51fd\u6570\u6267\u884c\u4e4b\u524d\u6267\u884c\u3002\u4f7f\u7528\u8fd9\u79cd\u8bed\u6cd5\u4e5f\u5c31\u4fdd\u8bc1\u4e86\u4f60\u4e0d\u4f1a\u518d\u6dfb\u52a0\u7684\u65b0\u7684\u6784\u9020\u51fd\u6570\u65f6\u9057\u6f0f\u6389\u91cd\u8981\u7684\u521d\u59cb\u5316\u4ee3\u7801\u3002<\/p>\n\n\n\n
\u7efc\u4e0a\uff0c\u82e5\u662f\u6240\u6709\u7684\u6784\u9020\u51fd\u6570\u90fd\u8981\u5c06\u67d0\u4e2a\u6210\u5458\u53d8\u91cf\u521d\u59cb\u5316\u6210\u540c\u4e00\u4e2a\u503c\uff0c\u90a3\u4e48\u5e94\u8be5\u4f7f\u7528\u521d\u59cb\u5316\u5668\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffective C# Second Edition\u300b\u4e2d\u539f\u521912\u3002 <\/p>\n\n\n\n
\u25cf C#\u63d0\u4f9b\u4e86\u6709\u9759\u6001\u521d\u59cb\u5316\u5668\u548c\u9759\u6001\u6784\u9020\u51fd\u6570\u6765\u4e13\u95e8\u7528\u4e8e\u9759\u6001\u6210\u5458\u53d8\u91cf\u7684\u521d\u59cb\u5316\u3002<\/p>\n\n\n\n
\u25cf \u9759\u6001\u6784\u9020\u51fd\u6570\u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u51fd\u6570\uff0c\u5c06\u5728\u5176\u4ed6\u6240\u6709\u65b9\u6cd5\u6267\u884c\u4e4b\u524d\u4ee5\u53ca\u53d8\u91cf\u6216\u5c5e\u6027\u88ab\u7b2c\u4e00\u6b21\u8bbf\u95ee\u4e4b\u524d\u6267\u884c\u3002\u53ef\u4ee5\u7528\u8fd9\u4e2a\u51fd\u6570\u6765\u521d\u59cb\u5316\u9759\u6001\u53d8\u91cf\uff0c\u5b9e\u73b0\u5355\u4f8b\u6a21\u5f0f\u6216\u6267\u884c\u7c7b\u53ef\u7528\u4e4b\u524d\u5fc5\u987b\u8fdb\u884c\u7684\u4efb\u4f55\u64cd\u4f5c\u3002<\/p>\n\n\n\n
\u25cf \u548c\u5b9e\u4f8b\u521d\u59cb\u5316\u4e00\u6837\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u521d\u59cb\u5316\u5668\u8bed\u6cd5\u6765\u66ff\u4ee3\u9759\u6001\u7684\u6784\u9020\u51fd\u6570\u3002\u82e5\u53ea\u662f\u9700\u8981\u4e3a\u67d0\u4e2a\u9759\u6001\u6210\u5458\u5206\u914d\u7a7a\u95f4\uff0c\u90a3\u4e48\u4e0d\u59a8\u4f7f\u7528\u521d\u59cb\u5316\u5668\u7684\u8bed\u6cd5\u3002\u800c\u82e5\u662f\u8981\u66f4\u590d\u6742\u4e00\u4e9b\u7684\u903b\u8f91\u6765\u521d\u59cb\u5316\u9759\u6001\u6210\u5458\u53d8\u91cf\uff0c\u90a3\u4e48\u53ef\u4ee5\u4f7f\u7528\u9759\u6001\u6784\u9020\u51fd\u6570\u3002<\/p>\n\n\n\n
\u25cf \u4f7f\u7528\u9759\u6001\u6784\u9020\u51fd\u6570\u800c\u4e0d\u662f\u9759\u6001\u521d\u59cb\u5316\u5668\u6700\u5e38\u89c1\u7684\u7406\u7531\u5c31\u662f\u5904\u7406\u5f02\u5e38\u3002\u5728\u4f7f\u7528\u9759\u6001\u521d\u59cb\u5316\u5668\u65f6\uff0c\u6211\u4eec\u65e0\u6cd5\u81ea\u5df1\u6355\u83b7\u5f02\u5e38\u3002\u800c\u5728\u9759\u6001\u6784\u9020\u51fd\u6570\u4e2d\u5374\u53ef\u4ee5\u505a\u5230\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffective C# Second Edition\u300b\u4e2d\u539f\u521913\u3002<\/p>\n\n\n\n
\u25cf \u7f16\u5199\u6784\u9020\u51fd\u6570\u5f88\u591a\u65f6\u5019\u662f\u4e2a\u91cd\u590d\u6027\u7684\u52b3\u52a8\uff0c\u5982\u679c\u4f60\u53d1\u73b0\u591a\u4e2a\u6784\u9020\u51fd\u6570\u5305\u542b\u76f8\u540c\u7684\u903b\u8f91\uff0c\u53ef\u4ee5\u5c06\u8fd9\u4e2a\u903b\u8f91\u63d0\u53d6\u5230\u4e00\u4e2a\u901a\u7528\u7684\u6784\u9020\u51fd\u6570\u4e2d\u3002\u8fd9\u6837\u65e2\u53ef\u4ee5\u907f\u514d\u4ee3\u7801\u91cd\u590d\uff0c\u4e5f\u53ef\u4ee5\u5229\u7528\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5668\u6765\u751f\u6210\u66f4\u9ad8\u6548\u7684\u76ee\u6807\u4ee3\u7801\u3002<\/p>\n\n\n\n
\u25cf C#\u7f16\u8bd1\u5668\u5c06\u628a\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5668\u770b\u505a\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u8bed\u6cd5\uff0c\u5e76\u79fb\u9664\u6389\u91cd\u590d\u7684\u53d8\u91cf\u521d\u59cb\u5316\u5668\u4ee5\u53ca\u91cd\u590d\u7684\u57fa\u7c7b\u6784\u9020\u51fd\u6570\u8c03\u7528\u3002\u8fd9\u6837\u4f7f\u5f97\u6700\u7ec8\u7684\u5bf9\u8c61\u53ef\u4ee5\u6267\u884c\u6700\u5c11\u7684\u4ee3\u7801\u6765\u4fdd\u8bc1\u521d\u59cb\u5316\u7684\u6b63\u786e\u6027\u3002<\/p>\n\n\n\n
\u25cf \u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5668\u5141\u8bb8\u4e00\u4e2a\u6784\u9020\u51fd\u6570\u53bb\u8c03\u7528\u53e6\u4e00\u4e2a\u6784\u9020\u51fd\u6570\u3002\u800cC# 4.0\u6dfb\u52a0\u4e86\u5bf9\u9ed8\u8ba4\u53c2\u6570\u7684\u652f\u6301\uff0c\u8fd9\u4e2a\u529f\u80fd\u4e5f\u53ef\u4ee5\u7528\u6765\u51cf\u5c11\u6784\u9020\u51fd\u6570\u4e2d\u7684\u91cd\u590d\u4ee3\u7801\u3002\u4f60\u53ef\u4ee5\u5c06\u67d0\u4e2a\u7c7b\u7684\u6240\u6709\u6784\u9020\u51fd\u6570\u7edf\u4e00\u6210\u4e00\u4e2a\uff0c\u5e76\u4e3a\u6240\u6709\u7684\u53ef\u9009\u53c2\u6570\u6307\u5b9a\u9ed8\u8ba4\u503c\u3002\u5176\u4ed6\u7684\u51e0\u4e2a\u6784\u9020\u51fd\u6570\u8c03\u7528\u67d0\u4e2a\u6784\u9020\u51fd\u6570\uff0c\u5e76\u63d0\u4f9b\u4e0d\u540c\u7684\u53c2\u6570\u5373\u53ef\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffectiveC# Second Edition\u300b\u4e2d\u539f\u521914\u3002<\/p>\n\n\n\n
\u25cf GC\u53ef\u4ee5\u9ad8\u6548\u5730\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528\u7684\u5185\u5b58\u3002\u4e0d\u8fc7\u521b\u5efa\u548c\u9500\u6bc1\u5806\u4e0a\u7684\u5bf9\u8c61\u4ecd\u65e7\u9700\u8981\u65f6\u95f4\u3002\u82e5\u662f\u5728\u67d0\u4e2a\u65b9\u6cd5\u4e2d\u521b\u5efa\u4e86\u592a\u591a\u7684\u5f15\u7528\u5bf9\u8c61\uff0c\u5c06\u4f1a\u5bf9\u7a0b\u5e8f\u7684\u6027\u80fd\u4ea7\u751f\u4e25\u91cd\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n
\u8fd9\u91cc\u6709\u4e00\u4e9b\u89c4\u5219\uff0c\u53ef\u4ee5\u5e2e\u4f60\u5c3d\u91cf\u964d\u4f4eGC\u7684\u5de5\u4f5c\u91cf\uff1a<\/p>\n\n\n\n
1\uff09\u82e5\u67d0\u4e2a\u5f15\u7528\u7c7b\u578b\uff08\u503c\u7c7b\u578b\u65e0\u6240\u8c13\uff09\u7684\u5c40\u90e8\u53d8\u91cf\u7528\u4e8e\u88ab\u9891\u7e41\u8c03\u7528\u7684\u4f8b\u7a0b\u4e2d\uff0c\u90a3\u4e48\u5e94\u8be5\u5c06\u5176\u63d0\u5347\u4e3a\u6210\u5458\u53d8\u91cf\u3002<\/p>\n\n\n\n
2\uff09\u4e3a\u5e38\u7528\u7684\u7c7b\u578b\u5b9e\u4f8b\u63d0\u4f9b\u9759\u6001\u5bf9\u8c61\u3002<\/p>\n\n\n\n
3\uff09\u521b\u5efa\u4e0d\u53ef\u53d8\u7c7b\u578b\u7684\u6700\u7ec8\u503c\u3002\u6bd4\u5982string\u7c7b\u7684+=\u64cd\u4f5c\u7b26\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b57\u7b26\u4e32\u5bf9\u8c61\u5e76\u8fd4\u56de\uff0c\u591a\u6b21\u4f7f\u7528\u4f1a\u4ea7\u751f\u5927\u91cf\u5783\u573e\uff0c\u4e0d\u63a8\u8350\u4f7f\u7528\u3002\u5bf9\u4e8e\u7b80\u5355\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\uff0c\u63a8\u8350\u4f7f\u7528string.Format\u3002\u5bf9\u4e8e\u590d\u6742\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\uff0c\u63a8\u8350\u4f7f\u7528StringBuilder\u7c7b\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffectiveC# Second Edition\u300b\u4e2d\u539f\u521916\u3002<\/p>\n\n\n\n
\u25cf C#\u4e2d\uff0cclass\u5bf9\u5e94\u5f15\u7528\u7c7b\u578b\uff0cstruct\u5bf9\u5e94\u503c\u7c7b\u578b\u3002<\/p>\n\n\n\n
\u25cf C#\u4e0d\u662fC++\uff0c\u4e0d\u80fd\u5c06\u6240\u6709\u7c7b\u578b\u5b9a\u4e49\u6210\u503c\u7c7b\u578b\u5e76\u5728\u9700\u8981\u65f6\u5bf9\u5176\u521b\u5efa\u5f15\u7528\u3002C#\u4e5f\u4e0d\u662fJava\uff0c\u4e0d\u50cfJava\u4e2d\u90a3\u6837\u6240\u6709\u7684\u4e1c\u897f\u90fd\u662f\u5f15\u7528\u7c7b\u578b\u3002\u4f60\u5fc5\u987b\u5728\u521b\u5efa\u65f6\u5c31\u51b3\u5b9a\u7c7b\u578b\u7684\u8868\u73b0\u884c\u4e3a\uff0c\u8fd9\u76f8\u5f53\u91cd\u8981\uff0c\u56e0\u4e3a\u7a0d\u540e\u7684\u66f4\u6539\u53ef\u80fd\u5e26\u6765\u5f88\u591a\u707e\u96be\u6027\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n
\u25cf \u503c\u7c7b\u578b\u65e0\u6cd5\u5b9e\u73b0\u591a\u6001\uff0c\u56e0\u6b64\u5176\u6700\u4f73\u7528\u9014\u5c31\u662f\u5b58\u653e\u6570\u636e\u3002\u5f15\u7528\u7c7b\u578b\u652f\u6301\u591a\u6001\uff0c\u56e0\u6b64\u7528\u6765\u5b9a\u4e49\u5e94\u7528\u7a0b\u5e8f\u7684\u884c\u4e3a\u3002<\/p>\n\n\n\n
\u25cf \u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4e60\u60ef\u7528class\uff0c\u968f\u610f\u521b\u5efa\u7684\u5927\u90fd\u662f\u5f15\u7528\u7c7b\u578b\uff0c\u82e5\u4e0b\u9762\u51e0\u70b9\u90fd\u80af\u5b9a\uff0c\u90a3\u4e48\u5e94\u8be5\u521b\u5efastruct\u503c\u7c7b\u578b\uff1a<\/p>\n\n\n\n
1\uff09\u8be5\u7c7b\u578b\u4e3b\u8981\u804c\u8d23\u5728\u4e8e\u6570\u636e\u5b58\u50a8\u5417\uff1f<\/p>\n\n\n\n
2\uff09\u8be5\u7c7b\u578b\u7684\u516c\u6709\u63a5\u53e3\u90fd\u662f\u7531\u8bbf\u95ee\u5176\u6570\u636e\u6210\u5458\u7684\u5c5e\u6027\u5b9a\u4e49\u7684\u5417\uff1f<\/p>\n\n\n\n
3\uff09\u4f60\u786e\u5b9a\u8be5\u7c7b\u578b\u7edd\u4e0d\u4f1a\u6709\u6d3e\u751f\u7c7b\u578b\u5417\uff1f<\/p>\n\n\n\n
4\uff09\u4f60\u786e\u5b9a\u8be5\u7c7b\u578b\u6c38\u8fdc\u90fd\u4e0d\u9700\u8981\u591a\u6001\u652f\u6301\u5417\uff1f<\/p>\n\n\n\n
\u25cf \u7528\u503c\u7c7b\u578b\u8868\u793a\u5e95\u5c42\u5b58\u50a8\u6570\u636e\u7684\u7c7b\u578b\uff0c\u7528\u5f15\u7528\u7c7b\u578b\u6765\u5c01\u88c5\u7a0b\u5e8f\u7684\u884c\u4e3a\u3002\u8fd9\u6837\uff0c\u4f60\u53ef\u4ee5\u4fdd\u8bc1\u7c7b\u66b4\u9732\u51fa\u7684\u6570\u636e\u80fd\u4ee5\u590d\u5236\u7684\u5f62\u5f0f\u5b89\u5168\u63d0\u4f9b\uff0c\u4e5f\u80fd\u5f97\u5230\u57fa\u4e8e\u6808\u5b58\u50a8\u548c\u4f7f\u7528\u5185\u8054\u65b9\u5f0f\u5b58\u50a8\u5e26\u6765\u7684\u5185\u5b58\u6027\u80fd\u63d0\u5347\uff0c\u66f4\u53ef\u4ee5\u4f7f\u7528\u6807\u51c6\u7684\u9762\u5411\u5bf9\u8c61\u6280\u672f\u6765\u8868\u8fbe\u5e94\u7528\u7a0b\u5e8f\u7684\u903b\u8f91\u3002\u800c\u5018\u82e5\u4f60\u5bf9\u7c7b\u578b\u672a\u6765\u7684\u7528\u56fe\u4e0d\u786e\u5b9a\uff0c\u90a3\u4e48\u5e94\u8be5\u9009\u62e9\u5f15\u7528\u7c7b\u578b\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffective C# Second Edition\u300b\u4e2d\u539f\u521918\u3002<\/p>\n\n\n\n
\u5728\u521b\u5efa\u81ea\u5b9a\u4e49\u679a\u4e3e\u503c\u65f6\uff0c\u8bf7\u786e\u4fdd0\u662f\u4e00\u4e2a\u6709\u6548\u7684\u9009\u9879\u3002\u82e5\u4f60\u5b9a\u4e49\u7684\u662f\u6807\u5fd7(flag)\uff0c\u90a3\u4e48\u53ef\u4ee5\u5c060\u5b9a\u4e49\u4e3a\u6ca1\u6709\u9009\u4e2d\u4efb\u4f55\u72b6\u6001\u7684\u6807\u5fd7\uff08\u6bd4\u5982None\uff09\u3002\u5373\u4f5c\u4e3a\u6807\u8bb0\u4f7f\u7528\u7684\u679a\u4e3e\u503c\uff08\u5373\u6dfb\u52a0\u4e86Flags\u7279\u6027\uff09\u5e94\u8be5\u603b\u662f\u5c06None\u8bbe\u7f6e\u4e3a0\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffective C# Second Edition\u300b\u4e2d\u539f\u521919\u3002<\/p>\n\n\n\n
\u5e38\u91cf\u6027\u7684\u7c7b\u578b\u4f7f\u5f97\u6211\u4eec\u7684\u4ee3\u7801\u66f4\u52a0\u6613\u4e8e\u7ef4\u62a4\u3002\u4e0d\u8981\u76f2\u76ee\u5730\u4e3a\u7c7b\u578b\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5c5e\u6027\u90fd\u521b\u5efaget\u548cset\u8bbf\u95ee\u5668\u3002\u5bf9\u4e8e\u90a3\u4e9b\u76ee\u7684\u662f\u5b58\u50a8\u6570\u636e\u7684\u7c7b\u578b\uff0c\u5e94\u8be5\u5c3d\u53ef\u80fd\u5730\u4fdd\u8bc1\u5176\u5e38\u91cf\u6027\u548c\u539f\u5b50\u6027\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffective C# Second Edition\u300b\u4e2d\u539f\u521920\u3002<\/p>\n\n\n\n
\u5728\u4fdd\u8bc1\u7c7b\u578b\u53ef\u4ee5\u5b8c\u6210\u5176\u5de5\u4f5c\u7684\u524d\u63d0\u4e0b\u3002\u4f60\u5e94\u8be5\u5c3d\u53ef\u80fd\u5730\u7ed9\u7c7b\u578b\u5206\u914d\u6700\u5c0f\u7684\u53ef\u89c1\u6027\u3002\u4e5f\u5c31\u662f\uff0c\u4ec5\u4ec5\u66b4\u9732\u90a3\u4e9b\u9700\u8981\u66b4\u9732\u7684\u3002\u5c3d\u91cf\u4f7f\u7528\u8f83\u4f4e\u53ef\u89c1\u6027\u7684\u7c7b\u6765\u5b9e\u73b0\u516c\u6709\u63a5\u53e3\u3002\u53ef\u89c1\u6027\u8d8a\u4f4e\uff0c\u80fd\u8bbf\u95ee\u4f60\u529f\u80fd\u7684\u4ee3\u7801\u8d8a\u5c11\uff0c\u4ee5\u540e\u53ef\u80fd\u51fa\u73b0\u7684\u4fee\u6539\u4e5f\u5c31\u8d8a\u5c11\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffective C# Second Edition\u300b\u4e2d\u539f\u521921\u3002<\/p>\n\n\n\n
\u25cf \u7406\u89e3\u62bd\u8c61\u57fa\u7c7b\uff08abstract class\uff09\u548c\u63a5\u53e3\uff08interface\uff09\u7684\u533a\u522b\uff1a<\/p>\n\n\n\n
1\uff09\u63a5\u53e3\u662f\u4e00\u79cd\u5951\u7ea6\u5f0f\u7684\u8bbe\u8ba1\u65b9\u5f0f\uff0c\u4e00\u4e2a\u5b9e\u73b0\u67d0\u4e2a\u63a5\u53e3\u7684\u7c7b\u578b\uff0c\u5fc5\u987b\u5b9e\u73b0\u63a5\u53e3\u4e2d\u7ea6\u5b9a\u7684\u65b9\u6cd5\u3002\u62bd\u8c61\u57fa\u7c7b\u5219\u4e3a\u4e00\u7ec4\u76f8\u5173\u7684\u7c7b\u578b\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5171\u540c\u7684\u62bd\u8c61\u3002\u4e5f\u5c31\u662f\u8bf4\u62bd\u8c61\u57fa\u7c7b\u63cf\u8ff0\u4e86\u5bf9\u8c61\u662f\u4ec0\u4e48\uff0c\u800c\u63a5\u53e3\u63cf\u8ff0\u4e86\u5bf9\u8c61\u5c06\u5982\u4f55\u8868\u73b0\u5176\u884c\u4e3a\u3002<\/p>\n\n\n\n
2\uff09\u63a5\u53e3\u4e0d\u80fd\u5305\u542b\u5b9e\u73b0\uff0c\u4e5f\u4e0d\u80fd\u5305\u542b\u4efb\u4f55\u5177\u4f53\u7684\u6570\u636e\u6210\u5458\u3002\u800c\u62bd\u8c61\u57fa\u7c7b\u53ef\u4ee5\u4e3a\u6d3e\u751f\u7c7b\u63d0\u4f9b\u4e00\u4e9b\u5177\u4f53\u7684\u5b9e\u73b0\u3002<\/p>\n\n\n\n
3\uff09\u57fa\u7c7b\u63cf\u8ff0\u5e76\u5b9e\u73b0\u4e86\u4e00\u7ec4\u76f8\u5173\u7c7b\u578b\u95f4\u5171\u7528\u7684\u884c\u4e3a\u3002\u63a5\u53e3\u5219\u5b9a\u4e49\u4e86\u4e00\u7ec4\u5177\u6709\u539f\u5b50\u6027\u7684\u529f\u80fd\uff0c\u4f9b\u5176\u4ed6\u4e0d\u76f8\u5173\u7684\u5177\u4f53\u7c7b\u578b\u6765\u5b9e\u73b0\u3002<\/p>\n\n\n\n
\u25cf \u7406\u89e3\u597d\u4e24\u8005\u4e4b\u95f4\u7684\u5dee\u522b\uff0c\u6211\u4eec\u4fbf\u53ef\u4ee5\u521b\u9020\u66f4\u5bcc\u8868\u73b0\u529b\u3001\u66f4\u80fd\u5e94\u5bf9\u53d8\u5316\u7684\u8bbe\u8ba1\u3002\u4f7f\u7528\u7c7b\u5c42\u6b21\u6765\u5b9a\u4e49\u76f8\u5173\u7684\u7c7b\u578b\u3002\u7528\u63a5\u53e3\u66b4\u9732\u529f\u80fd\uff0c\u5e76\u8ba9\u4e0d\u540c\u7684\u7c7b\u578b\u5b9e\u73b0\u8fd9\u4e9b\u63a5\u53e3\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffectiveC# Second Edition\u300b\u4e2d\u539f\u521922\u3002<\/p>\n\n\n\n
\u7b2c\u4e00\u773c\u770b\u6765\uff0c\u5b9e\u73b0\u63a5\u53e3\u548c\u8986\u5199\u865a\u65b9\u6cd5\u4f3c\u4e4e\u6ca1\u6709\u4ec0\u4e48\u533a\u522b\uff0c\u5b9e\u9645\u4e0a\uff0c\u5b9e\u73b0\u63a5\u53e3\u548c\u8986\u5199\u865a\u65b9\u6cd5\u4e4b\u95f4\u7684\u5dee\u522b\u5f88\u5927\u3002<\/p>\n\n\n\n
1\uff09\u63a5\u53e3\u4e2d\u58f0\u660e\u7684\u6210\u5458\u65b9\u6cd5\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5e76\u975e\u865a\u65b9\u6cd5\uff0c\u6240\u4ee5\uff0c\u6d3e\u751f\u7c7b\u4e0d\u80fd\u8986\u5199\u57fa\u7c7b\u4e2d\u5b9e\u73b0\u7684\u975e\u865a\u63a5\u53e3\u6210\u5458\u3002\u82e5\u8981\u8986\u5199\u7684\u8bdd\uff0c\u5c06\u63a5\u53e3\u65b9\u6cd5\u58f0\u660e\u4e3avirtual\u5373\u53ef\u3002<\/p>\n\n\n\n
2\uff09\u57fa\u7c7b\u53ef\u4ee5\u4e3a\u63a5\u53e3\u4e2d\u7684\u65b9\u6cd5\u63d0\u4f9b\u9ed8\u8ba4\u7684\u5b9e\u73b0\uff0c\u968f\u540e\uff0c\u6d3e\u751f\u7c7b\u4e5f\u53ef\u4ee5\u58f0\u660e\u5176\u5b9e\u73b0\u4e86\u8be5\u63a5\u53e3\uff0c\u5e76\u4ece\u57fa\u7c7b\u4e2d\u7ee7\u627f\u8be5\u5b9e\u73b0\u3002<\/p>\n\n\n\n
3\uff09\u5b9e\u73b0\u63a5\u53e3\u62e5\u6709\u7684\u9009\u62e9\u8981\u6bd4\u521b\u5efa\u548c\u8986\u5199\u865a\u65b9\u6cd5\u591a\u3002\u6211\u4eec\u53ef\u4ee5\u4e3a\u7c7b\u5c42\u6b21\u521b\u5efa\u5bc6\u5c01\uff08sealed\uff09\u7684\u5b9e\u73b0\uff0c\u865a\u5b9e\u73b0\u6216\u8005\u62bd\u8c61\u7684\u5951\u7ea6\u3002\u8fd8\u53ef\u4ee5\u521b\u5efa\u5bc6\u5c01\u7684\u5b9e\u73b0\uff0c\u5e76\u5728\u5b9e\u73b0\u63a5\u53e3\u7684\u65b9\u6cd5\u4e2d\u63d0\u4f9b\u865a\u65b9\u6cd5\u8fdb\u884c\u8c03\u7528\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffectiveC# Second Edition\u300b\u4e2d\u539f\u521923\u3002 <\/p>\n\n\n\n
\u5728C#\u4e2d\uff0c\u56de\u8c03\u662f\u7528\u59d4\u6258\u6765\u5b9e\u73b0\u7684\uff0c\u4e3b\u8981\u8981\u70b9\u5982\u4e0b\uff1a<\/p>\n\n\n\n
1\uff09\u59d4\u6258\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u7c7b\u578b\u5b89\u5168\u7684\u56de\u8c03\u5b9a\u4e49\u3002\u867d\u7136\u5927\u591a\u6570\u5e38\u89c1\u7684\u59d4\u6258\u5e94\u7528\u90fd\u548c\u4e8b\u4ef6\u6709\u5173\uff0c\u4f46\u8fd9\u5e76\u4e0d\u662fC#\u59d4\u6258\u5e94\u7528\u7684\u5168\u90e8\u573a\u5408\u3002\u5f53\u7c7b\u4e4b\u95f4\u6709\u901a\u4fe1\u7684\u9700\u8981\uff0c\u5e76\u4e14\u6211\u4eec\u671f\u671b\u4e00\u79cd\u6bd4\u63a5\u53e3\u6240\u63d0\u4f9b\u7684\u66f4\u4e3a\u677e\u6563\u7684\u8026\u5408\u673a\u5236\u65f6\uff0c\u59d4\u6258\u4fbf\u662f\u6700\u4f73\u7684\u9009\u62e9\u3002<\/p>\n\n\n\n
2\uff09\u59d4\u6258\u5141\u8bb8\u6211\u4eec\u5728\u8fd0\u884c\u65f6\u914d\u7f6e\u76ee\u6807\u5e76\u901a\u77e5\u591a\u4e2a\u5ba2\u6237\u5bf9\u8c61\u3002\u59d4\u6258\u5bf9\u8c61\u4e2d\u5305\u542b\u4e00\u4e2a\u65b9\u6cd5\u7684\u5e94\u7528\uff0c\u8be5\u65b9\u6cd5\u53ef\u4ee5\u662f\u9759\u6001\u65b9\u6cd5\uff0c\u4e5f\u53ef\u4ee5\u662f\u5b9e\u4f8b\u65b9\u6cd5\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u4f7f\u7528\u59d4\u6258\uff0c\u6211\u4eec\u53ef\u4ee5\u548c\u4e00\u4e2a\u6216\u591a\u4e2a\u5728\u8fd0\u884c\u65f6\u8054\u7cfb\u8d77\u6765\u7684\u5ba2\u6237\u5bf9\u8c61\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n\n\n\n
3\uff09\u7531\u4e8e\u56de\u8c03\u548c\u59d4\u6258\u5728C#\u4e2d\u975e\u5e38\u5e38\u7528\uff0c\u4ee5\u81f3\u4e8eC#\u7279\u5730\u4ee5lambda\u8868\u8fbe\u5f0f\u7684\u5f62\u5f0f\u4e3a\u5176\u63d0\u4f9b\u4e86\u7cbe\u7b80\u8bed\u6cd5\u3002<\/p>\n\n\n\n
4\uff09\u7531\u4e8e\u4e00\u4e9b\u5386\u53f2\u539f\u56e0\uff0c.NET\u4e2d\u7684\u59d4\u6258\u90fd\u662f\u591a\u64ad\u59d4\u6258\uff08multicast delegate\uff09\u3002\u591a\u64ad\u59d4\u6258\u8c03\u7528\u8fc7\u7a0b\u4e2d\uff0c\u6bcf\u4e2a\u76ee\u6807\u4f1a\u88ab\u4f9d\u6b21\u8c03\u7528\u3002\u59d4\u6258\u5bf9\u8c61\u672c\u8eab\u4e0d\u4f1a\u6355\u6349\u4efb\u4f55\u5f02\u5e38\u3002\u56e0\u6b64\uff0c\u4efb\u4f55\u76ee\u6807\u629b\u51fa\u7684\u5f02\u5e38\u90fd\u4f1a\u7ed3\u675f\u59d4\u6258\u94fe\u7684\u8c03\u7528\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffectiveC# Second Edition\u300b\u4e2d\u539f\u521924\u3002<\/p>\n\n\n\n
\u25cf \u4e8b\u4ef6\u63d0\u4f9b\u4e86\u4e00\u79cd\u6807\u51c6\u7684\u673a\u5236\u6765\u901a\u77e5\u76d1\u542c\u8005\uff0c\u800cC#\u4e2d\u7684\u4e8b\u4ef6\u5176\u5b9e\u5c31\u662f\u89c2\u5bdf\u8005\u6a21\u5f0f\u7684\u4e00\u4e2a\u8bed\u6cd5\u4e0a\u7684\u5feb\u6377\u5b9e\u73b0\u3002<\/p>\n\n\n\n
\u25cf \u4e8b\u4ef6\u662f\u4e00\u79cd\u5185\u5efa\u7684\u59d4\u6258\uff0c\u7528\u6765\u4e3a\u4e8b\u4ef6\u5904\u7406\u51fd\u6570\u63d0\u4f9b\u7c7b\u578b\u5b89\u5168\u7684\u65b9\u6cd5\u7b7e\u540d\u3002\u4efb\u610f\u6570\u91cf\u7684\u5ba2\u6237\u5bf9\u8c61\u90fd\u53ef\u4ee5\u5c06\u81ea\u5df1\u7684\u5904\u7406\u51fd\u6570\u6ce8\u518c\u5230\u4e8b\u4ef6\u4e0a\uff0c\u7136\u540e\u5904\u7406\u8fd9\u4e9b\u4e8b\u4ef6\uff0c\u8fd9\u4e9b\u5ba2\u6237\u5bf9\u8c61\u65e0\u9700\u5728\u7f16\u8bd1\u5668\u5c31\u7ed9\u51fa\uff0c\u4e8b\u4ef6\u4e5f\u4e0d\u5fc5\u975e\u8981\u6709\u8ba2\u9605\u8005\u624d\u80fd\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n\n\n\n
\u25cf \u5728C#\u4e2d\u4f7f\u7528\u4e8b\u4ef6\u53ef\u4ee5\u964d\u4f4e\u53d1\u9001\u8005\u548c\u53ef\u80fd\u7684\u901a\u77e5\u63a5\u53d7\u8005\u4e4b\u95f4\u7684\u8026\u5408\uff0c\u53d1\u9001\u8005\u53ef\u4ee5\u5b8c\u5168\u72ec\u7acb\u4e8e\u63a5\u53d7\u8005\u8fdb\u884c\u5f00\u53d1\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffectiveC# Second Edition\u300b\u4e2d\u539f\u521925\u3002<\/p>\n\n\n\n
\u25cf \u82e5\u5c06\u5f15\u7528\u7c7b\u578b\u901a\u8fc7\u516c\u6709\u63a5\u53e3\u66b4\u9732\u7ed9\u5916\u754c\uff0c\u90a3\u4e48\u5bf9\u8c61\u7684\u4f7f\u7528\u8005\u5373\u53ef\u7ed5\u8fc7\u6211\u4eec\u5b9a\u4e49\u7684\u65b9\u6cd5\u548c\u5c5e\u6027\u6765\u66f4\u6539\u5bf9\u8c61\u7684\u5185\u90e8\u7ed3\u6784\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u5e38\u89c1\u7684\u9519\u8bef\u3002<\/p>\n\n\n\n
\u25cf \u5171\u6709\u56db\u79cd\u4e0d\u540c\u7684\u7b56\u7565\u53ef\u4ee5\u9632\u6b62\u7c7b\u578b\u5185\u90e8\u7684\u6570\u636e\u7ed3\u6784\u906d\u5230\u6709\u610f\u6216\u65e0\u610f\u7684\u4fee\u6539\uff1a<\/p>\n\n\n\n
1\uff09\u503c\u7c7b\u578b\u3002\u5f53\u5ba2\u6237\u4ee3\u7801\u901a\u8fc7\u5c5e\u6027\u6765\u8bbf\u95ee\u503c\u7c7b\u578b\u6210\u5458\u65f6\uff0c\u5b9e\u9645\u8fd4\u56de\u7684\u662f\u503c\u7c7b\u578b\u7684\u5bf9\u8c61\u526f\u672c\u3002<\/p>\n\n\n\n
2\uff09\u5e38\u91cf\u7c7b\u578b\u3002\u5982System.String\u3002<\/p>\n\n\n\n
3\uff09\u5b9a\u4e49\u63a5\u53e3\u3002\u5c06\u5ba2\u6237\u5bf9\u5185\u90e8\u6570\u636e\u6210\u5458\u7684\u8bbf\u95ee\u9650\u5236\u5728\u4e00\u90e8\u5206\u529f\u80fd\u4e2d\u3002<\/p>\n\n\n\n
4\uff09\u5305\u88c5\u5668\uff08wrapper\uff09\u3002\u63d0\u4f9b\u4e00\u4e2a\u5305\u88c5\u5668\uff0c\u4ec5\u66b4\u9732\u8be5\u5305\u88c5\u5668\uff0c\u4ece\u800c\u9650\u5236\u5bf9\u5176\u4e2d\u5bf9\u8c61\u7684\u8bbf\u95ee\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffective C# Second Edition\u300b\u4e2d\u539f\u521926\u3002 <\/p>\n\n\n\n
\u25cf \u4f7f\u7528new\u64cd\u4f5c\u7b26\u4fee\u9970\u7c7b\u6210\u5458\u53ef\u4ee5\u91cd\u65b0\u5b9a\u4e49\u7ee7\u627f\u81ea\u57fa\u7c7b\u7684\u975e\u865a\u6210\u5458\u3002<\/p>\n\n\n\n
\u25cf new\u4fee\u9970\u7b26\u53ea\u662f\u7528\u6765\u89e3\u51b3\u5347\u7ea7\u57fa\u7c7b\u6240\u9020\u6210\u7684\u57fa\u7c7b\u65b9\u6cd5\u548c\u6d3e\u751f\u7c7b\u65b9\u6cd5\u51b2\u7a81\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n
\u25cf new\u64cd\u4f5c\u7b26\u5fc5\u987b\u5c0f\u5fc3\u4f7f\u7528\u3002\u82e5\u968f\u5fc3\u6240\u6b32\u7684\u6ee5\u7528\uff0c\u4f1a\u9020\u6210\u5bf9\u8c61\u8c03\u7528\u65b9\u6cd5\u7684\u4e8c\u4e49\u6027\u3002<\/p>\n\n\n\n
PS: \u6b64\u539f\u5219\u5bf9\u5e94\u4e8e\u300aEffective C# Second Edition\u300b\u4e2d\u539f\u521933<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5bfc\u8bfb \u6211\u4eec\u77e5\u9053\uff0c\u5728C++\u9886\u57df\uff0c\u4f5c\u4e3a\u8fdb\u9636\u9605\u8bfb\u6750\u6599\uff0c\u5fc5\u770b\u7684\u4e66\u662f\u300aEffective C++\u300b\u3002 \u800c\u300aEffecti […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts\/688"}],"collection":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=688"}],"version-history":[{"count":2,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts\/688\/revisions"}],"predecessor-version":[{"id":690,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts\/688\/revisions\/690"}],"wp:attachment":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=688"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=688"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}