\u521b\u5efa\u4eba\uff1a \u300a\u7a0b\u5e8f\u5458\u300b
\n.NET\u63a8\u51fa\u4ee5\u6765\uff0c\u968f\u4e4b\u800c\u6765\u7684\u76f8\u5173\u56fe\u4e66\u94fa\u5929\u76d6\u5730\uff0c\u4f46\u771f\u6b63\u6709\u6df1\u5ea6\u7684\u3001\u53ef\u4ee5\u53cd\u590d\u53c2\u8003\u7684\u3001\u503c\u5f97\u6536\u85cf\u7684\u5374\u4e0d\u591a\u89c1\uff0c\u7b14\u8005\u5728\u8fd9\u91cc\u4ecb\u7ecd\u4e09\u672c\u56fe\u4e66\uff0c\u5b83\u4eec\u7684\u98ce\u683c\u3001\u76ee\u6807\u548c\u5185\u5bb9\u5927\u76f8\u5f84\u5ead\uff0c\u4f46\u5374\u4ece\u4e0d\u540c\u7684\u89d2\u5ea6\u5145\u5b9e\u3001\u63d0\u9ad8\u5f00\u53d1\u8005\u7684\u6280\u80fd\u3002<\/p>\n
\u300aApplied Microsoft .NET Framework Programming \u7a0b\u5e8f\u8bbe\u8ba1\u300b
\n[\u7f8e] Jeffrey Richter\u8457 \u5546\u4e3d\u5a9b\u8bd1
\n\u5317\u4eac\uff1a\u6e05\u534e\u5927\u5b66\u51fa\u7248\u793e\uff0c2002
\n\u8fd9\u672c\u4e66\u7684\u540d\u6c14\u5c31\u4e0d\u7528\u7b14\u8005\u7d2f\u8d58\u4e86\u3002\u8fd9\u662f\u4e00\u672c\u6709\u5173.NET\u6846\u67b6\u7684\u516c\u5171\u8bed\u8a00\u8fd0\u884c\u5e93\u7684\u4e66\uff0c\u5b83\u4e0d\u662f\u9488\u5bf9\u67d0\u79cd\u7279\u5b9a\u7f16\u7a0b\u8bed\u8a00\u7684\u7f16\u7a0b\u6280\u672f\u4e66\u7c4d\uff0c\u4e5f\u4e0d\u4e13\u95e8\u9488\u5bf9Windows\u7a97\u4f53\uff0cXML Web\u670d\u52a1\uff0cWeb\u7a97\u4f53\u7b49\u7279\u5b9a\u9886\u57df\uff0c\u4f46\u4e66\u4e2d\u63d0\u51fa\u7684\u5404\u9879\u6280\u672f\u90fd\u9002\u7528\u4e8e\u8fd9\u4e9b\u5e94\u7528\u7a0b\u5e8f\u7c7b\u578b\u3002\u4e66\u4e2d\u901a\u8fc7\u5927\u91cf\u7684\u4ee3\u7801\u793a\u4f8b\u51c6\u786e\u3001\u6df1\u5165\u5730\u8bf4\u660e\u4e86CLR\u548cFCL\u90e8\u5206\u7c7b\u7684\u5de5\u4f5c\u539f\u7406\u548c\u529f\u80fd\uff08\u8fd9\u4e5f\u662fJeffrey Richter\u7684\u4e00\u8d2f\u98ce\u683c\uff0c\u6b63\u662f\u8fd9\u70b9\u4f7f\u4ed6\u7684\u4e66\u500d\u53d7\u8bfb\u8005\u559c\u7231\u548c\u63a8\u5d07\uff09\uff0c\u53ef\u60dc\u7684\u662f\u8fd9\u4e9b\u4ee3\u7801\u4e3b\u8981\u4ee5C#\u7684\u5f62\u5f0f\u51fa\u73b0\uff0c\u4f7f\u7528VB.NET\u548c\u6258\u7ba1C++\u7684\u8bfb\u8005\u6050\u6015\u8981\u6709\u70b9\u5934\u75bc\u4e86\u3002\u5728Jeffrey Richter\u7684\u773c\u91cc\uff0c\u6700\u9002\u5408\u4ed6\u7528\u6765\u8bb2\u8ff0\u7684\u8bed\u8a00\u5374\u662fIL\uff0c\u5e78\u4e8f\u4ed6\u53ea\u5728\u5c11\u6570\u5730\u65b9\u4f7f\u7528\u3002
\n\u8981\u66f4\u597d\u5730\u9605\u8bfb\u6b64\u4e66\uff0c\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u77e5\u8bc6\u662f\u5fc5\u9700\u7684\uff0c\u56e0\u4e3a\u6240\u6709\u7684.NET\u6846\u67b6\u7279\u6027\u90fd\u662f\u9762\u5411\u5bf9\u8c61\u7684\u3002\u5982\u679c\u4f60\u8fd8\u4e0d\u592a\u719f\u6089\u8fd9\u4e9b\uff0c\u627e\u4e00\u672c\u8bb2\u89e3\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u4e66\u770b\u770b\u4f1a\u5f88\u6536\u76ca\u3002\u6bd4\u8f83\u9057\u61be\u7684\u662f\uff0c\u8fd9\u672c\u7ecf\u5178\u56fe\u4e66\u7684\u4e2d\u6587\u7248\u7ffb\u8bd1\u8d28\u91cf\u4e0d\u9ad8\uff0c\u5efa\u8bae\u8bfb\u8005\u5bf9\u7167\u82f1\u6587\u7248\u6765\u9605\u8bfb\u3002<\/p>\n
\u300a C#\u9ad8\u7ea7\u7f16\u7a0b \u300b
\nSimon Robinson k.Scott Allen\u7b49\u8457
\n\u6768\u6d69 \u6768\u94c1\u7537\u7b49\u8bd1
\n\u5317\u4eac\uff1a\u6e05\u534e\u5927\u5b66\u51fa\u7248\u793e\uff0c2002
\n\u8fd9\u672c\u4e66\u79c9\u627fWrox\u516c\u53f8\u4e00\u8d2f\u7684\u201cProgrammer to Programmer\u201d\u7684\u7406\u5ff5\uff0c\u5b83\u7684\u5b9a\u4f4d\u662f\u8bb2\u8ff0\u6700\u65b0\u7684.NET\u7f16\u7a0b\u6280\u672f\uff0c\u7ad9\u5728\u7a0b\u5e8f\u5458\u7684\u89d2\u5ea6\uff0c\u6307\u5bfc\u7a0b\u5e8f\u5458\u5b66\u4e60\u5b9e\u7528\u5f00\u53d1\u6280\u672f\u3002\u4e66\u7684\u5185\u5bb9\u5171\u5206\u4e3a\u516d\u4e2a\u90e8\u5206\uff0c\u51e0\u4e4e\u8986\u76d6\u4e86.NET\u5168\u90e8\u7684\u6280\u672f\u4e3b\u9898\u3002\u7b2c\u4e00\u3001\u4e8c\u90e8\u5206\u5206\u522b\u4ecb\u7ecd\u4e86c#\u8bed\u8a00\u7684\u80cc\u666f\u77e5\u8bc6\u548c.NET\u73af\u5883\u4e2d\u7684\u7f16\u7a0b\u89c4\u5219\u3002\u7b2c\u4e09\u90e8\u5206\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528ADO.NET\u8bbf\u95ee\u6570\u636e\u5e93\uff0c\u6587\u4ef6\u548c\u6ce8\u518c\u8868\u64cd\u4f5c\uff0c\u4ee5\u53ca\u76ee\u5f55\u548cActive Directory\u4ea4\u4e92\u7b49\u3002\u7b2c\u56db\u90e8\u5206\u4ecb\u7ecd\u5982\u4f55\u7f16\u5199\u5728\u7f51\u7ad9\u4e0a\u8fd0\u884c\u7684\u7ec4\u4ef6\uff0c\u5982\u4f55\u7f16\u5199\u7f51\u9875\u3002\u7b2c\u4e94\u90e8\u5206\u4ecb\u7ecd.NET\u5bf9\u5904\u7406COM\u548cCOM+\u7684\u652f\u6301\uff0c\u5e76\u8ba8\u8bba\u5982\u4f55\u7f16\u5199\u4e0e\u8fd9\u4e9b\u6280\u672f\u4ea4\u4e92\u7684C#\u4ee3\u7801\u3002\u7b2c\u516d\u90e8\u5206\u4ecb\u7ecd\u4e00\u4e9b\u9ad8\u7ea7\u8bba\u9898\uff0c\u5305\u62ec\u4f7f\u7528GDI+\u7ed8\u56fe\u3001Windows\u670d\u52a1\u3001\u8fdc\u7a0b\u670d\u52a1\u548c\u5b89\u5168\u6027\u3002
\n\u5982\u679c\u4f60\u60f3\u4e86\u89e3\u67d0\u4e2a\u7f16\u7a0b\u6280\u672f\uff0c\u6bd4\u5982\uff1aADO.NET\u6570\u636e\u8bbf\u95ee\u6216\u8005\u5728COM\u4e2d\u4f7f\u7528.NET\u7ec4\u4ef6\uff0c\u8fd9\u672c\u4e66\u5bf9\u4f60\u5f88\u6709\u4ef7\u503c\u3002\u4f46\u4e2d\u6587\u7ffb\u8bd1\u7248\u540c\u6837\u51fa\u73b0\u5947\u602a\u7684\u73b0\u8c61\uff1aProfessional C# (Beta 2 Edition)\u7684\u4e2d\u6587\u7248\u4e66\u540d\u662f\u300a C#\u9ad8\u7ea7\u7f16\u7a0b \u300b\uff0c\u800c\u5176\u540e\u7684\u300aProfessional c# 2nd Edition\u300b\u5374\u88ab\u6807\u4ee5\u300a C#\u9ad8\u7ea7\u7f16\u7a0b\uff08\u7b2c\u4e8c\u7248\uff09 \u300b\uff08\u7279\u7248\u7cbe\u54c1\uff09\u3002<\/p>\n
\u300a .NET\u7cfb\u7edf\u67b6\u6784\u4e0e\u5f00\u53d1 \u300b
\n\u66fe\u767b\u9ad8\u7f16\u8457
\n\u5317\u4eac\uff1a\u7535\u5b50\u5de5\u4e1a\u51fa\u7248\u793e\uff0c2003
\n\u8fd9\u672c\u4e66\u662f\u4e00\u672c\u5728.NET\u5e73\u53f0\u4e0a\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\u7684\u6307\u5357\u3002\u4e66\u7684\u5b97\u65e8\u4e0d\u662f\u8bb2\u89e3\u57fa\u672c\u7684\u7f16\u7a0b\u77e5\u8bc6\uff0c\u800c\u4e14\u5b83\u56f4\u7ed5\u7740.NET\u7cfb\u7edf\u67b6\u6784\u5bf9\u5404\u79cd\u7f16\u7a0b\u65b9\u6848\u3001\u7f16\u7a0b\u6280\u5de7\u8fdb\u884c\u4e86\u8be6\u7ec6\u5730\u8bba\u8ff0\u548c\u6bd4\u8f83\u3002
\n\u8fd9\u672c\u4e66\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5bf9\u9879\u76ee\u5f00\u53d1\u4e2d\u53ef\u80fd\u9047\u5230\u7684\u5178\u578b\u95ee\u9898\u7ed9\u51fa\u5404\u79cd\u53ef\u884c\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5e76\u5bf9\u5404\u65b9\u6848\u7684\u9002\u7528\u60c5\u5f62\u3001\u4f18\u52bf\u548c\u52a3\u52bf\u8fdb\u884c\u4e86\u8be6\u7ec6\u7684\u8ba8\u8bba\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u6709\u6548\u5730\u8fdb\u884c\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u3002\u5168\u4e66\u5171\u5206\u4e09\u7ae0\uff0c\u7b2c\u4e00\u7ae0\u8bb2\u8ff0\u4e86.NET\u7684\u4e00\u4e9b\u91cd\u8981\u6982\u5ff5\u548c\u672f\u8bed\uff1b\u7b2c\u4e8c\u7ae0\u6df1\u5165\u5206\u6790\u4e86\u6570\u636e\u5c42\u3001\u903b\u8f91\u5c42\u548c\u8868\u73b0\u5c42\u7684\u5177\u4f53\u5b9e\u73b0\u6280\u672f\uff1b\u7b2c\u4e09\u7ae0\u5bf9\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u5468\u671f\u4e2d\u7684\u90e8\u7f72\u3001\u56e2\u961f\u5f00\u53d1\u3001\u6027\u80fd\u3001\u8c03\u8bd5\u548c\u5b89\u5168\u95ee\u9898\u8fdb\u884c\u4e86\u4e13\u9898\u7814\u7a76\u3002\u5982\u679c\u4f60\u6b63\u5728.NET\u5e73\u53f0\u4e0a\u5f00\u53d1\u9879\u76ee\uff0c\u76f8\u4fe1\u8fd9\u672c\u4e66\u53ef\u4ee5\u7ed9\u4f60\u8bb8\u591a\u6709\u76ca\u7684\u5efa\u8bae\u548c\u5e2e\u52a9\u3002\u9057\u61be\u7684\u662f\uff0c\u8fd9\u672c\u4e66\u7684\u7ed3\u6784\u663e\u5f97\u7565\u5fae\u677e\u6563\uff0c\u6709\u4e9b\u5730\u65b9\u7684\u7ffb\u8bd1\u8d28\u91cf\u540c\u6837\u4e0d\u5c3d\u4eba\u610f\u3002
\n\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u5c0f\u6bb5\u4ee3\u7801\u3002
\nnamespace test
\n{
\npublic class test
\n{
\nstatic void Main(string[] args)
\n{
\nbaseClass class1=new myClass();
\nConsole.WriteLine(“Get1\u65b9\u6cd5\uff1a”+class1.Get1());
\nConsole.WriteLIne(“Get2\u65b9\u6cd5\uff1a”+class1.Get2());
\nConsole.ReadLine();
\n}
\n}
\npublic class baseClass
\n{
\npublic virtual string Get1()
\n{return “\u57fa\u7c7b\u865a\u62df\u65b9\u6cd5Get1”;}<\/p>\n
public string Get2()
\n{return “\u57fa\u7c7b\u975e\u865a\u62df\u65b9\u6cd5Get2”;}
\n}
\npublic class myClass:baseClass
\n{
\npublic override string Get1()
\n{return “\u7ee7\u627f\u7c7b\u65b9\u6cd5Get1”;}
\npublic new string Get2()
\n{return “\u7ee7\u627f\u7c7b\u65b9\u6cd5Get2″;}
\n}
\n}
\n\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a
\nGet1\u65b9\u6cd5\uff1a\u7ee7\u627f\u7c7bGet1\u65b9\u6cd5
\nGet2\u65b9\u6cd5\uff1a\u57fa\u7c7b\u975e\u865a\u62dfGet2\u65b9\u6cd5<\/p>\n
\u8fd9\u6b63\u662f\u6211\u4eec\u5e0c\u671b\u7684\u7ed3\u679c\uff0c\u4f60\u4e5f\u8bb8\u5f88\u60f3\u77e5\u9053CLR\u4e3a\u4f55\u5982\u6b64\u806a\u660e\uff0c\u7ffb\u5f00\u4f60\u624b\u4e2d\u7684\u7ecf\u5178\u56fe\u4e66\u3002\u300a C#\u9ad8\u7ea7\u7f16\u7a0b \u300b\uff08\u9644\u5f55A\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u539f\u5219\uff09\u4f1a\u8fd9\u6837\u544a\u8bc9\u4f60\uff1a\u201c\u5982\u679c\u65b9\u6cd5\u4e0d\u662fvirtual\uff0c\u7f16\u8bd1\u5668\u5c31\u662f\u7528\u58f0\u660e\u7684\u5f15\u7528\u7c7b\u578b\u3002\u8fd9\u65f6\uff0c\u4e0d\u7ba1class1\u5f15\u7528\u7684\u662f\u4ec0\u4e48\uff0c\u90fd\u5e94\u8c03\u7528baseClass\u7684Get2\u65b9\u6cd5\u3002\u5982\u679c\u65b9\u6cd5\u662fvirtual\uff0c\u7f16\u8bd1\u5668\u5c31\u4f1a\u751f\u6210\u4ee3\u7801\uff0c\u5728\u8fd0\u884c\u65f6\u68c0\u67e5class1\u5f15\u7528\u5b9e\u9645\u6307\u5411\u54ea\u4e2a\u5b9e\u4f8b\uff0c\u7136\u540e\u786e\u5b9a\u8fd9\u4e2a\u5b9e\u4f8b\u5c5e\u4e8e\u54ea\u4e2a\u7c7b\uff0c\u5e76\u8c03\u7528\u9002\u5f53\u7684Get1\u7684\u91cd\u5199\u65b9\u6cd5\u3002\u6bcf\u6b21\u6267\u884c\u8bed\u53e5\u65f6\uff0c\u9700\u8981\u786e\u5b9a\u5e94\u8c03\u7528\u90a3\u4e2a\u91cd\u8f7d\u65b9\u6cd5\u3002\u201d
\n\u597d\u7684\uff0c\u89e3\u91ca\u5f97\u975e\u5e38\u6e05\u695a\u4e86\u3002\u53ef\u8fd8\u662f\u6709\u4e9b\u4eba\u4e0d\u4f1a\u6ee1\u8db3\uff0c\u4ed6\u4eec\u60f3\u77e5\u9053\u66f4\u591a\uff1a\u7f16\u8bd1\u5668\u662f\u5982\u4f55\u5904\u7406\u8fd9\u4e2a\u95ee\u9898\u7684\uff1f\u8bf4\u660e\u8fd9\u6837\u7684\u95ee\u9898\u6b63\u662f\u300a APPLIED MICROSOFT .NET FRAMEWORK PROGRAMMING\uff08\u5f71\u5370\u7248\uff09 \u300b\u7684\u7279\u8272\u4e4b\u4e00\u3002\u4f60\u53ef\u4ee5\u4ece\u4e2d\u627e\u5230\u5982\u4e0b\u7684\u9610\u8ff0\uff1a\u201c\u901a\u8fc7\u67e5\u770b\u5143\u6570\u636e\uff0cCLR\u53ef\u4ee5\u5224\u65ad\u51fa\u4e00\u4e2a\u975e\u9759\u6001\u65b9\u6cd5\u662f\u865a\u65b9\u6cd5\u8fd8\u662f\u975e\u865a\u62df\u65b9\u6cd5\u3002\u7136\u800c\uff0cCLR\u5728\u8c03\u7528\u65b9\u6cd5\u65f6\u3002\u6ca1\u6709\u7528\u5230\u8be5\u4fe1\u606f\u3002CLR\u63d0\u4f9b\u4e86\u4e24\u6761IL\u6307\u4ee4\u7528\u4e8e\u8c03\u7528\u4e00\u4e2a\u65b9\u6cd5\uff1acall\u548ccallvirt\u3002call IL\u6307\u4ee4\u6839\u636e\u5f15\u7528\u7684\u7c7b\u578b\u8c03\u7528\u65b9\u6cd5\uff0ccallvirt IL\u6307\u4ee4\u6839\u636e\u6240\u6307\u5411\u7684\u5bf9\u8c61\u7684\u7c7b\u578b\u8c03\u7528\u65b9\u6cd5\u3002\u5728\u7f16\u8bd1\u6e90\u4ee3\u7801\u65f6\uff0c\u7f16\u8bd1\u5668\u77e5\u9053\u662f\u5426\u5e94\u8be5\u8c03\u7528\u4e00\u4e2a\u865a\u65b9\u6cd5\uff0c\u5e76\u53d1\u51fa\u5408\u9002\u7684call\u6216callvirt IL\u6307\u4ee4\u3002\u201d\u8bfb\u5230\u8fd9\u91cc\uff0c\u4f60\u80af\u5b9a\u5f88\u6709\u5174\u8da3\u4f7f\u7528ILDASM\u67e5\u770b\u4e0a\u9762\u4ee3\u7801\u7684IL\uff0c\u8bfb\u8005\u53ef\u4ee5\u81ea\u884c\u8bd5\u4e00\u4e0b\uff0c\u770b\u770bJeffrey Richter\u6240\u8bf4\u662f\u4e0d\u662f\u771f\u7684\u3002\u53e6\u5916\uff0c\u300a APPLIED MICROSOFT .NET FRAMEWORK PROGRAMMING\uff08\u5f71\u5370\u7248\uff09 \u300b\u5bf9\u5b83\u6d89\u53ca\u7684\u4e3b\u9898\u90fd\u7ed9\u51fa\u4e86\u6700\u5168\u9762\u7684\u9610\u8ff0\uff0c\u8fd9\u4e2a\u95ee\u9898\u5176\u4ed6\u65b9\u9762\uff0c\u6bd4\u5982\u88ab\u5c01\u95ed\u7c7b\u578b\u7684\u865a\u65b9\u6cd5\u8c03\u7528\uff0c\u865a\u65b9\u6cd5\u7248\u672c\u63a7\u5236\uff0c\u8fd9\u4e9b\u95ee\u9898\u5728\u4e66\u4e2d\u540c\u6837\u7ed9\u51fa\u4e86\u89e3\u91ca\u3002
\n\u300a APPLIED MICROSOFT .NET FRAMEWORK PROGRAMMING\uff08\u5f71\u5370\u7248\uff09 \u300b\u548c\u300a C#\u9ad8\u7ea7\u7f16\u7a0b \u300b\u4e24\u4e66\u4e2d\u5bf9\u8bb8\u591a\u95ee\u9898\u7684\u8bb2\u8ff0\u90fd\u5177\u6709\u4e0a\u9762\u6240\u8bb2\u7684\u7279\u70b9\uff0c\u6bd4\u5982\uff1a\u7a0b\u5e8f\u96c6\u3001\u5f15\u7528\u7c7b\u578b\u548c\u503c\u7c7b\u578b\u3001\u88c5\u7bb1\u3001\u62c6\u7bb1\u3001\u5b57\u7b26\u4e32\u7b49\u7b49\u3002\u78b0\u5230\u8fd9\u4e9b\u95ee\u9898\u65f6\uff0c\u5efa\u8bae\u8bfb\u8005\u5148\u9605\u8bfb\u300a C#\u9ad8\u7ea7\u7f16\u7a0b \u300b\u4e00\u4e66\u4e2d\u7684\u76f8\u5173\u5185\u5bb9\uff0c\u7136\u540e\u518d\u5230\u300a APPLIED MICROSOFT .NET FRAMEWORK PROGRAMMING\uff08\u5f71\u5370\u7248\uff09 \u300b\u4e2d\u5bfb\u627e\u5256\u6790\uff0c\u8fd9\u6837\u4e5f\u8bb8\u53ef\u4ee5\u52a0\u5feb\u7406\u89e3\u7684\u901f\u5ea6\u3002\u53e6\u5916\uff0c\u8fd9\u6837\u7684\u6bd4\u8f83\u5e76\u4e0d\u662f\u8bf4\u660e\u4e24\u672c\u4e66\u7684\u9ad8\u4f4e\uff0c\u4e24\u672c\u4e66\u7684\u76ee\u6807\u548c\u4fa7\u91cd\u70b9\u672c\u6765\u5c31\u4e0d\u76f8\u540c\u3002
\n\u8bb8\u591a\u8bfb\u8005\u5927\u6982\u90fd\u6709\u8fc7\u5b66\u8f66\u7684\u7ecf\u5386\u3002\u8e29\u6cb9\u95e8\uff0c\u6302\u6863\uff0c\u628a\u63e1\u65b9\u5411\u76d8\uff0c\u597d\u50cf\u4e0d\u662f\u5f88\u96be\uff0c\u5728\u7a7a\u573a\u5730\u7ec3\u4e00\u4f1a\u5c31OK\u4e86\uff0c\u4f46\u5982\u679c\u4f60\u8fd9\u6837\u5c31\u5927\u6447\u5927\u6446\u5730\u4e0a\u8def\uff0c\u7ed3\u679c\u53ef\u5c31\u96be\u8bf4\u4e86\u3002
\n\u300a C#\u9ad8\u7ea7\u7f16\u7a0b \u300b\u662f\u6211\u9605\u8bfb\u7684\u7b2c\u4e00\u672c.NET\u56fe\u4e66\uff0c\u6211\u4ece\u4e2d\u5b66\u4f1a\u4e86\u8bb8\u591a\u7684\u7f16\u7a0b\u6280\u672f\u3002\u300a APPLIED MICROSOFT .NET FRAMEWORK PROGRAMMING\uff08\u5f71\u5370\u7248\uff09 \u300b\u662f\u6211\u9605\u8bfb\u7684\u7b2c\u4e8c\u672c.NET\u56fe\u4e66\uff0c\u901a\u8fc7\u5b83\u6211\u4e86\u89e3\u4e86CLR\u548cFCL\u90e8\u5206\u7c7b\u7684\u5de5\u4f5c\u539f\u7406\u548c\u529f\u80fd\uff0c\u5b83\u6709\u52a9\u4e8e\u6211\u7f16\u5199\u9ad8\u8d28\u91cf\u7684\u4ee3\u7801\u3002\u4e4b\u540e\u6211\u8fd8\u7ffb\u770b\u4e86\u4e00\u4e9b\u5176\u4ed6\u7684.NET\u56fe\u4e66\uff0c\u4f46\u611f\u89c9\u5185\u5bb9\u90fd\u5e73\u6de1\u65e0\u5947\uff0c\u5343\u7bc7\u4e00\u5f8b\uff0c\u6ca1\u6709\u95ea\u5149\u70b9\u548c\u592a\u5927\u7684\u4ef7\u503c\u3002\u524d\u6bb5\u65f6\u95f4\u7531\u4e8e\u5de5\u4f5c\u7684\u5173\u7cfb\uff0c\u6211\u63a5\u89e6\u4e86\u300a .NET\u7cfb\u7edf\u67b6\u6784\u4e0e\u5f00\u53d1 \u300b\u4e00\u4e66\uff0c\u5b83\u5c31\u50cf\u5f53\u65f6\u6211\u5b66\u5f00\u8f66\u65f6\u6307\u5bfc\u6211\u7684\u8001\u5e08\u5085\uff0c\u4ed6\u7528\u4e30\u5bcc\u7684\u7ecf\u9a8c\u6d1e\u5bdf\u7740\u8def\u4e0a\u7684\u60c5\u5f62\u5e76\u63d0\u793a\u7740\u6211\u5e94\u8be5\u505a\u4ec0\u4e48\uff0c\u8ba9\u6211\u6536\u76ca\u532a\u6d45\u3002\u300a .NET\u7cfb\u7edf\u67b6\u6784\u4e0e\u5f00\u53d1 \u300b\u4ecb\u7ecd\u4e86.NET\u6846\u67b6\u4e2d\u5e94\u7528\u7a0b\u5e8f\u6784\u9020\u3001\u90e8\u7f72\u3001\u8c03\u8bd5\u3001\u6027\u80fd\u3001\u5b89\u5168\u7b49\u8bf8\u591a\u65b9\u9762\u7684\u5b9e\u8df5\u7ecf\u9a8c\uff0c\u6587\u7ae0\u5747\u7531\u5fae\u8f6f\u4ece\u4e8b10\u5e74\u4ee5\u4e0a\u7f16\u7a0b\u7ecf\u9a8c\u7684\u8d44\u6df1\u7a0b\u5e8f\u5458\u64b0\u5199\uff0c\u5982\u679c\u4f60\u6b63\u5728.NET\u4e0a\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\uff0c\u76f8\u4fe1\u5b83\u53ef\u4ee5\u7ed9\u4f60\u8bb8\u591a\u6709\u76ca\u7684\u5efa\u8bae\u548c\u6307\u5bfc\u3002
\n\u4f60\u5199\u8fc7\u8fd9\u6837\u7684\u4ee3\u7801\u5417\uff1f<\/p>\n
void DoQuery(string Id) {
\nSqlConnection sql=new SqlConnection(@”data source=localhost;” +
\n“user id=sa;password=password;”);
\nsql.Open();
\nsqlstring= “SELECT hasshipped” +
\n” FROM shipping WHERE id='” + Id + “‘”;
\nSqlCommand cmd = new SqlCommand(sqlstring,sql);
\n???<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u6709\u95ee\u9898\u5417\uff1f\u6211\u4eec\u4e0d\u59a8\u6765\u770b\u770b\u300a .NET\u7cfb\u7edf\u67b6\u6784\u4e0e\u5f00\u53d1 \u300b\u4e66\u4e2d\u7684\u5206\u6790\u3002
\n\u8fd9\u6bb5\u4ee3\u7801\u5b58\u5728\u4e25\u91cd\u7684\u5b89\u5168\u7f3a\u9677\u3002\u539f\u56e0\u6709\u4e09\uff1a\u7b2c\u4e00\uff0c\u5230SQL Server\u7684\u8fde\u63a5\u4f7f\u7528\u7cfb\u7edf\u7ba1\u7406\u5458\u8d26\u53f7\uff08sa\uff09\uff1b\u7b2c\u4e8c\uff0c\u7cfb\u7edf\u7ba1\u7406\u5458sa\u8d26\u53f7\u7684\u5bc6\u7801\u4f7f\u7528\u201cpassword\u201d\u7684\u806a\u660e\u505a\u6cd5\uff01\u7b2c\u4e09\uff0c\u771f\u6b63\u503c\u5f97\u62c5\u5fe7\u7684\u95ee\u9898\u662fSQL\u8bed\u53e5sqlstring\u6784\u6210\u65b9\u5f0f\uff0c\u5982\u679c\u7528\u6237\u8f93\u5165ID–1001\uff0c\u4f60\u5c06\u5f97\u5230\u8fd9\u6837\u7684\u8bed\u53e5\uff1aSELECT hasshipped FROM shipping WHERE id = ‘1001’\uff0c\u8fd9\u662f\u6ca1\u6709\u4efb\u4f55\u95ee\u9898\u7684\u3002\u4e0d\u5999\u7684\u662f\u653b\u51fb\u8005\u4e0d\u4f1a\u8fd9\u4e48\u5584\u826f\uff0c\u4ed6\u4eec\u4f1a\u8f93\u5165”‘1001’ DROP table shipping–“,\u8fd9\u65f6\u4f60\u5f97\u5230\u7684\u5c31\u662f\u4e0b\u9762\u7684\u8bed\u53e5\uff1a<\/p>\n
SELECT hasshipped FROM
\nshipping WHERE id = ‘1001’
\nDROP table shipping — ‘;<\/p>\n
\u7b49\u4f60\u53d1\u73b0shipping\u8868\u83ab\u540d\u5176\u5999\u5730\u88ab\u5220\u9664\u65f6\uff0c\u8bb8\u591a\u4e1c\u897f\u5c31\u96be\u4ee5\u633d\u6551\u4e86\u3002\u4e0d\u5e78\u7684\u662f\uff0c\u7c7b\u4f3c\u8fd9\u6837\u7684\u4ee3\u7801\u5728\u8bb8\u591a\u7684\u56fe\u4e66\u4e2d\u662f\u53f8\u7a7a\u89c1\u60ef\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u521b\u5efa\u4eba\uff1a \u300a\u7a0b\u5e8f\u5458\u300b .NET\u63a8\u51fa\u4ee5\u6765\uff0c\u968f\u4e4b\u800c\u6765\u7684\u76f8\u5173\u56fe\u4e66\u94fa\u5929\u76d6\u5730\uff0c\u4f46\u771f\u6b63\u6709\u6df1\u5ea6\u7684\u3001\u53ef\u4ee5\u53cd\u590d\u53c2\u8003\u7684\u3001\u503c\u5f97\u6536\u85cf\u7684 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[168],"tags":[271,266],"_links":{"self":[{"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/posts\/706"}],"collection":[{"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/comments?post=706"}],"version-history":[{"count":1,"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/posts\/706\/revisions"}],"predecessor-version":[{"id":707,"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/posts\/706\/revisions\/707"}],"wp:attachment":[{"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/media?parent=706"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/categories?post=706"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecjtu.com\/keith\/wp-json\/wp\/v2\/tags?post=706"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}