1. \u6570\u636e\u5e93\u8bbf\u95ee\u6027\u80fd\u4f18\u5316<\/p>\n
\u6570\u636e\u5e93\u7684\u8fde\u63a5\u548c\u5173\u95ed
\u8bbf\u95ee\u6570\u636e\u5e93\u8d44\u6e90\u9700\u8981\u521b\u5efa\u8fde\u63a5\u3001\u6253\u5f00\u8fde\u63a5\u548c\u5173\u95ed\u8fde\u63a5\u51e0\u4e2a\u64cd\u4f5c\u3002\u8fd9\u4e9b\u8fc7\u7a0b\u9700\u8981\u591a\u6b21\u4e0e\u6570\u636e\u5e93\u4ea4\u6362\u4fe1\u606f\u4ee5\u901a\u8fc7\u8eab\u4efd\u9a8c\u8bc1\uff0c\u6bd4\u8f83\u8017\u8d39\u670d\u52a1\u5668\u8d44\u6e90\u3002ASP.NET\u4e2d\u63d0\u4f9b\u4e86\u8fde\u63a5\u6c60(Connection Pool)\u6539\u5584\u6253\u5f00\u548c\u5173\u95ed\u6570\u636e\u5e93\u5bf9\u6027\u80fd\u7684\u5f71\u54cd\u3002\u7cfb\u7edf\u5c06\u7528\u6237\u7684\u6570\u636e\u5e93\u8fde\u63a5\u653e\u5728\u8fde\u63a5\u6c60\u4e2d\uff0c\u9700\u8981\u65f6\u53d6\u51fa\uff0c\u5173\u95ed\u65f6\u6536\u56de\u8fde\u63a5\uff0c\u7b49\u5f85\u4e0b\u4e00\u6b21\u7684\u8fde\u63a5\u8bf7\u6c42\u3002\u8fde\u63a5\u6c60\u7684\u5927\u5c0f\u662f\u6709\u9650\u7684\uff0c\u5982\u679c\u5728\u8fde\u63a5\u6c60\u8fbe\u5230\u6700\u5927\u9650\u5ea6\u540e\u4ecd\u8981\u6c42\u521b\u5efa\u8fde\u63a5\uff0c\u5fc5\u7136\u5927\u5927\u5f71\u54cd\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u5728\u5efa\u7acb\u6570\u636e\u5e93\u8fde\u63a5\u540e\u53ea\u6709\u5728\u771f\u6b63\u9700\u8981\u64cd\u4f5c\u65f6\u624d\u6253\u5f00\u8fde\u63a5\uff0c\u4f7f\u7528\u5b8c\u6bd5\u540e\u9a6c\u4e0a\u5173\u95ed\uff0c\u4ece\u800c\u5c3d\u91cf\u51cf\u5c11\u6570\u636e\u5e93\u8fde\u63a5\u6253\u5f00\u7684\u65f6\u95f4\uff0c\u907f\u514d\u51fa\u73b0\u8d85\u51fa\u8fde\u63a5\u9650\u5236\u7684\u60c5\u51b5\u3002<\/p>\n
\u4f7f\u7528\u5b58\u50a8\u8fc7\u7a0b
\u5b58\u50a8\u8fc7\u7a0b\u662f\u5b58\u50a8\u5728\u670d\u52a1\u5668\u4e0a\u7684\u4e00\u7ec4\u9884\u7f16\u8bd1\u7684SQL\u8bed\u53e5\uff0c\u7c7b\u4f3c\u4e8eDOS\u7cfb\u7edf\u4e2d\u7684\u6279\u5904\u7406\u6587\u4ef6\u3002\u5b58\u50a8\u8fc7\u7a0b\u5177\u6709\u5bf9\u6570\u636e\u5e93\u7acb\u5373\u8bbf\u95ee\u7684\u529f\u80fd\uff0c\u4fe1\u606f\u5904\u7406\u6781\u4e3a\u8fc5\u901f\u3002\u4f7f\u7528\u5b58\u50a8\u8fc7\u7a0b\u53ef\u4ee5\u907f\u514d\u5bf9\u547d\u4ee4\u7684\u591a\u6b21\u7f16\u8bd1\uff0c\u5728\u6267\u884c\u4e00\u6b21\u540e\u5176\u6267\u884c\u89c4\u5212\u5c31\u9a7b\u7559\u5728\u9ad8\u901f\u7f13\u5b58\u4e2d\uff0c\u4ee5\u540e\u9700\u8981\u65f6\u53ea\u9700\u76f4\u63a5\u8c03\u7528\u7f13\u5b58\u4e2d\u7684\u4e8c\u8fdb\u5236\u4ee3\u7801\u5373\u53ef\u3002\u53e6\u5916\uff0c\u5b58\u50a8\u8fc7\u7a0b\u5728\u670d\u52a1\u5668\u7aef\u8fd0\u884c\uff0c\u72ec\u7acb\u4e8eASP.NET\u7a0b\u5e8f\uff0c\u4fbf\u4e8e\u4fee\u6539\uff0c\u6700\u91cd\u8981\u7684\u662f\u5b83\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u5e93\u64cd\u4f5c\u8bed\u53e5\u5728\u7f51\u7edc\u4e2d\u7684\u4f20\u8f93\u3002<\/p>\n
\u4f18\u5316\u67e5\u8be2\u8bed\u53e5
ASP.NET\u4e2dADO\u8fde\u63a5\u6d88\u8017\u7684\u8d44\u6e90\u76f8\u5f53\u5927\uff0cSQL\u8bed\u53e5\u8fd0\u884c\u7684\u65f6\u95f4\u8d8a\u957f\uff0c\u5360\u7528\u7cfb\u7edf\u8d44\u6e90\u7684\u65f6\u95f4\u4e5f\u8d8a\u957f\u3002\u56e0\u6b64\uff0c\u5c3d\u91cf\u4f7f\u7528\u4f18\u5316\u8fc7\u7684SQL\u8bed\u53e5\u4ee5\u51cf\u5c11\u6267\u884c\u65f6\u95f4\u3002\u6bd4\u5982\uff0c\u4e0d\u5728\u67e5\u8be2\u8bed\u53e5\u4e2d\u5305\u542b\u5b50\u67e5\u8be2\u8bed\u53e5\uff0c\u5145\u5206\u5229\u7528\u7d22\u5f15\u7b49\u3002<\/p>\n
2. \u5b57\u7b26\u4e32\u64cd\u4f5c\u6027\u80fd\u4f18\u5316<\/p>\n
\u4f7f\u7528\u503c\u7c7b\u578b\u7684ToString\u65b9\u6cd5
\u5728\u8fde\u63a5\u5b57\u7b26\u4e32\u65f6\uff0c\u7ecf\u5e38\u4f7f\u7528”+”\u53f7\u76f4\u63a5\u5c06\u6570\u5b57\u6dfb\u52a0\u5230\u5b57\u7b26\u4e32\u4e2d\u3002\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u7b80\u5355\uff0c\u4e5f\u53ef\u4ee5\u5f97\u5230\u6b63\u786e\u7ed3\u679c\uff0c\u4f46\u662f\u7531\u4e8e\u6d89\u53ca\u5230\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\uff0c\u6570\u5b57\u9700\u8981\u901a\u8fc7\u88c5\u7bb1\u64cd\u4f5c\u8f6c\u5316\u4e3a\u5f15\u7528\u7c7b\u578b\u624d\u53ef\u4ee5\u6dfb\u52a0\u5230\u5b57\u7b26\u4e32\u4e2d\u3002\u4f46\u662f\u88c5\u7bb1\u64cd\u4f5c\u5bf9\u6027\u80fd\u5f71\u54cd\u8f83\u5927\uff0c\u56e0\u4e3a\u5728\u8fdb\u884c\u8fd9\u7c7b\u5904\u7406\u65f6\uff0c\u5c06\u5728\u6258\u7ba1\u5806\u4e2d\u5206\u914d\u4e00\u4e2a\u65b0\u7684\u5bf9\u8c61\uff0c\u539f\u6709\u7684\u503c\u590d\u5236\u5230\u65b0\u521b\u5efa\u7684\u5bf9\u8c61\u4e2d\u3002\u4f7f\u7528\u503c\u7c7b\u578b\u7684ToString\u65b9\u6cd5\u53ef\u4ee5\u907f\u514d\u88c5\u7bb1\u64cd\u4f5c\uff0c\u4ece\u800c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u3002 \u3000\u3000<\/p>\n
\u8fd0\u7528StringBuilder\u7c7b
String\u7c7b\u5bf9\u8c61\u662f\u4e0d\u53ef\u6539\u53d8\u7684\uff0c\u5bf9\u4e8eString\u5bf9\u8c61\u7684\u91cd\u65b0\u8d4b\u503c\u5728\u672c\u8d28\u4e0a\u662f\u91cd\u65b0\u521b\u5efa\u4e86\u4e00\u4e2aString\u5bf9\u8c61\u5e76\u5c06\u65b0\u503c\u8d4b\u4e88\u8be5\u5bf9\u8c61\uff0c\u5176\u65b9\u6cd5ToString\u5bf9\u6027\u80fd\u7684\u63d0\u9ad8\u5e76\u975e\u5f88\u663e\u8457\u3002\u5728\u5904\u7406\u5b57\u7b26\u4e32\u65f6\uff0c\u6700\u597d\u4f7f\u7528StringBuilder\u7c7b\uff0c\u5176.NET \u547d\u540d\u7a7a\u95f4\u662fSystem.Text\u3002\u8be5\u7c7b\u5e76\u975e\u521b\u5efa\u65b0\u7684\u5bf9\u8c61\uff0c\u800c\u662f\u901a\u8fc7Append\uff0cRemove\uff0cInsert\u7b49\u65b9\u6cd5\u76f4\u63a5\u5bf9\u5b57\u7b26\u4e32\u8fdb\u884c\u64cd\u4f5c\uff0c\u901a\u8fc7ToString\u65b9\u6cd5\u8fd4\u56de\u64cd\u4f5c\u7ed3\u679c\u3002 \u3000\u3000<\/p>\n
\u5176\u5b9a\u4e49\u53ca\u64cd\u4f5c\u8bed\u53e5\u5982\u4e0b\u6240\u793a\uff1a
int num; \u3000\u3000<\/p>\n
System.Text.StringBuilder str = new System.Text.StringBuilder(); \/\/\u521b\u5efa\u5b57\u7b26\u4e32 \u3000\u3000<\/p>\n
str.Append(num.ToString()); \/\/\u6dfb\u52a0\u6570\u503cnum \u3000\u3000<\/p>\n
Response.Write(str.ToString); \/\/\u663e\u793a\u64cd\u4f5c\u7ed3\u679c<\/p>\n
3. \u4f18\u5316 Web \u670d\u52a1\u5668\u8ba1\u7b97\u673a\u548c\u7279\u5b9a\u5e94\u7528\u7a0b\u5e8f\u7684\u914d\u7f6e\u6587\u4ef6\u4ee5\u7b26\u5408\u60a8\u7684\u7279\u5b9a\u9700\u8981 <\/p>\n
\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cASP.NET \u914d\u7f6e\u88ab\u8bbe\u7f6e\u6210\u542f\u7528\u6700\u5e7f\u6cdb\u7684\u529f\u80fd\u5e76\u5c3d\u91cf\u9002\u5e94\u6700\u5e38\u89c1\u7684\u65b9\u6848\u3002\u56e0\u6b64\uff0c\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u6839\u636e\u5e94\u7528\u7a0b\u5e8f\u6240\u4f7f\u7528\u7684\u529f\u80fd\uff0c\u4f18\u5316\u548c\u66f4\u6539\u5176\u4e2d\u7684\u67d0\u4e9b\u914d\u7f6e\uff0c\u4ee5\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002\u4e0b\u9762\u7684\u5217\u8868\u662f\u60a8\u5e94\u8be5\u8003\u8651\u7684\u4e00\u4e9b\u9009\u9879\u3002<\/p>\n
\u4ec5\u5bf9\u9700\u8981\u7684\u5e94\u7528\u7a0b\u5e8f\u542f\u7528\u8eab\u4efd\u9a8c\u8bc1\u3002<\/p>\n
\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u8eab\u4efd\u9a8c\u8bc1\u6a21\u5f0f\u4e3a Windows\uff0c\u6216\u96c6\u6210 NTLM\u3002\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u5bf9\u4e8e\u9700\u8981\u8eab\u4efd\u9a8c\u8bc1\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u6700\u597d\u5728 Machine.config \u6587\u4ef6\u4e2d\u7981\u7528\u8eab\u4efd\u9a8c\u8bc1\uff0c\u5e76\u5728 Web.config \u6587\u4ef6\u4e2d\u542f\u7528\u8eab\u4efd\u9a8c\u8bc1\u3002\u6839\u636e\u9002\u5f53\u7684\u8bf7\u6c42\u548c\u54cd\u5e94\u7f16\u7801\u8bbe\u7f6e\u6765\u914d\u7f6e\u5e94\u7528\u7a0b\u5e8f\u3002ASP.NET \u9ed8\u8ba4\u7f16\u7801\u683c\u5f0f\u4e3a UTF-8\u3002\u5982\u679c\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u4e3a\u4e25\u683c\u7684 ASCII\uff0c\u8bf7\u914d\u7f6e\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528 ASCII \u4ee5\u83b7\u5f97\u7a0d\u8bb8\u7684\u6027\u80fd\u63d0\u9ad8\u3002<\/p>\n
\u8003\u8651\u5bf9\u5e94\u7528\u7a0b\u5e8f\u7981\u7528 AutoEventWireup\u3002<\/p>\n
\u5728 Machine.config \u6587\u4ef6\u4e2d\u5c06 AutoEventWireup \u5c5e\u6027\u8bbe\u7f6e\u4e3a false\uff0c\u610f\u5473\u7740\u9875\u9762\u4e0d\u5c06\u65b9\u6cd5\u540d\u4e0e\u4e8b\u4ef6\u8fdb\u884c\u5339\u914d\u548c\u5c06\u4e24\u8005\u6302\u94a9(\u4f8b\u5982 Page_Load)\u3002\u5982\u679c\u9875\u9762\u5f00\u53d1\u4eba\u5458\u8981\u4f7f\u7528\u8fd9\u4e9b\u4e8b\u4ef6\uff0c\u9700\u8981\u5728\u57fa\u7c7b\u4e2d\u91cd\u5199\u8fd9\u4e9b\u65b9\u6cd5(\u4f8b\u5982\uff0c\u9700\u8981\u4e3a\u9875\u9762\u52a0\u8f7d\u4e8b\u4ef6\u91cd\u5199 Page.OnLoad\uff0c\u800c\u4e0d\u662f\u4f7f\u7528 Page_Load \u65b9\u6cd5)\u3002\u5982\u679c\u7981\u7528 AutoEventWireup\uff0c\u9875\u9762\u5c06\u901a\u8fc7\u5c06\u4e8b\u4ef6\u8fde\u63a5\u7559\u7ed9\u9875\u9762\u4f5c\u8005\u800c\u4e0d\u662f\u81ea\u52a8\u6267\u884c\u5b83\uff0c\u83b7\u5f97\u7a0d\u8bb8\u7684\u6027\u80fd\u63d0\u5347\u3002
\u4ece\u8bf7\u6c42\u5904\u7406\u7ba1\u7ebf\u4e2d\u79fb\u9664\u4e0d\u7528\u7684\u6a21\u5757\u3002<\/p>\n
\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u670d\u52a1\u5668\u8ba1\u7b97\u673a\u7684 Machine.config \u6587\u4ef6\u4e2d \u8282\u70b9\u7684\u6240\u6709\u529f\u80fd\u5747\u4fdd\u7559\u4e3a\u6fc0\u6d3b\u3002\u6839\u636e\u5e94\u7528\u7a0b\u5e8f\u6240\u4f7f\u7528\u7684\u529f\u80fd\uff0c\u60a8\u53ef\u4ee5\u4ece\u8bf7\u6c42\u7ba1\u7ebf\u4e2d\u79fb\u9664\u4e0d\u7528\u7684\u6a21\u5757\u4ee5\u83b7\u5f97\u7a0d\u8bb8\u7684\u6027\u80fd\u63d0\u5347\u3002\u68c0\u67e5\u6bcf\u4e2a\u6a21\u5757\u53ca\u5176\u529f\u80fd\uff0c\u5e76\u6309\u60a8\u7684\u9700\u8981\u81ea\u5b9a\u4e49\u5b83\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4e0d\u4f7f\u7528\u4f1a\u8bdd\u72b6\u6001\u548c\u8f93\u51fa\u7f13\u5b58\uff0c\u5219\u53ef\u4ee5\u4ece \u5217\u8868\u4e2d\u79fb\u9664\u5b83\u4eec\uff0c\u4ee5\u4fbf\u8bf7\u6c42\u5728\u4e0d\u6267\u884c\u5176\u4ed6\u6709\u610f\u4e49\u7684\u5904\u7406\u65f6\uff0c\u4e0d\u5fc5\u6267\u884c\u6bcf\u4e2a\u6a21\u5757\u7684\u8fdb\u5165\u548c\u79bb\u5f00\u4ee3\u7801\u3002<\/p>\n
4. \u4e00\u5b9a\u8981\u7981\u7528\u8c03\u8bd5\u6a21\u5f0f\u3000\u3000<\/p>\n
\u5728\u90e8\u7f72\u751f\u4ea7\u5e94\u7528\u7a0b\u5e8f\u6216\u8fdb\u884c\u4efb\u4f55\u6027\u80fd\u6d4b\u91cf\u4e4b\u524d\uff0c\u59cb\u7ec8\u8bb0\u4f4f\u7981\u7528\u8c03\u8bd5\u6a21\u5f0f\u3002\u5982\u679c\u542f\u7528\u4e86\u8c03\u8bd5\u6a21\u5f0f\uff0c\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u53ef\u80fd\u53d7\u5230\u975e\u5e38\u5927\u7684\u5f71\u54cd\u3002 \u3000\u3000<\/p>\n
5. \u5bf9\u4e8e\u5e7f\u6cdb\u4f9d\u8d56\u5916\u90e8\u8d44\u6e90\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u8bf7\u8003\u8651\u5728\u591a\u5904\u7406\u5668\u8ba1\u7b97\u673a\u4e0a\u542f\u7528\u7f51\u7edc\u56ed\u827a\u3000\u3000<\/p>\n
ASP.NET \u8fdb\u7a0b\u6a21\u578b\u5e2e\u52a9\u542f\u7528\u591a\u5904\u7406\u5668\u8ba1\u7b97\u673a\u4e0a\u7684\u53ef\u7f29\u653e\u6027\uff0c\u5c06\u5de5\u4f5c\u5206\u53d1\u7ed9\u591a\u4e2a\u8fdb\u7a0b(\u6bcf\u4e2aCPU\u4e00\u4e2a)\uff0c\u5e76\u4e14\u6bcf\u4e2a\u8fdb\u7a0b\u90fd\u5c06\u5904\u7406\u5668\u5173\u7cfb\u8bbe\u7f6e\u4e3a\u5176 CPU\u3002\u6b64\u6280\u672f\u79f0\u4e3a\u7f51\u7edc\u56ed\u827a\u3002\u5982\u679c\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528\u8f83\u6162\u7684\u6570\u636e\u5e93\u670d\u52a1\u5668\u6216\u8c03\u7528\u5177\u6709\u5916\u90e8\u4f9d\u8d56\u9879\u7684 COM \u5bf9\u8c61(\u8fd9\u91cc\u53ea\u662f\u63d0\u53ca\u4e24\u79cd\u53ef\u80fd\u6027)\uff0c\u5219\u4e3a\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u542f\u7528\u7f51\u7edc\u56ed\u827a\u662f\u6709\u76ca\u7684\u3002\u4f46\u662f\uff0c\u5728\u51b3\u5b9a\u542f\u7528\u7f51\u7edc\u56ed\u827a\u4e4b\u524d\uff0c\u60a8\u5e94\u8be5\u6d4b\u8bd5\u5e94\u7528\u7a0b\u5e8f\u5728\u7f51\u7edc\u56ed\u4e2d\u7684\u6267\u884c\u60c5\u51b5\u3002 \u3000\u3000<\/p>\n
6. \u53ea\u8981\u53ef\u80fd\uff0c\u5c31\u7f13\u5b58\u6570\u636e\u548c\u9875\u8f93\u51fa\u3000\u3000<\/p>\n
ASP.NET \u63d0\u4f9b\u4e86\u4e00\u4e9b\u7b80\u5355\u7684\u673a\u5236\uff0c\u5b83\u4eec\u4f1a\u5728\u4e0d\u9700\u8981\u4e3a\u6bcf\u4e2a\u9875\u8bf7\u6c42\u52a8\u6001\u8ba1\u7b97\u9875\u8f93\u51fa\u6216\u6570\u636e\u65f6\u7f13\u5b58\u8fd9\u4e9b\u9875\u8f93\u51fa\u6216\u6570\u636e\u3002\u53e6\u5916\uff0c\u901a\u8fc7\u8bbe\u8ba1\u8981\u8fdb\u884c\u7f13\u5b58\u7684\u9875\u548c\u6570\u636e\u8bf7\u6c42(\u7279\u522b\u662f\u5728\u7ad9\u70b9\u4e2d\u9884\u671f\u5c06\u6709\u8f83\u5927\u901a\u8baf\u91cf\u7684\u533a\u57df)\uff0c\u53ef\u4ee5\u4f18\u5316\u8fd9\u4e9b\u9875\u7684\u6027\u80fd\u3002\u4e0e .NET Framework \u7684\u4efb\u4f55 Web \u7a97\u4f53\u529f\u80fd\u76f8\u6bd4\uff0c\u9002\u5f53\u5730\u4f7f\u7528\u7f13\u5b58\u53ef\u4ee5\u66f4\u597d\u7684\u63d0\u9ad8\u7ad9\u70b9\u7684\u6027\u80fd\uff0c\u6709\u65f6\u8fd9\u79cd\u63d0\u9ad8\u662f\u8d85\u6570\u91cf\u7ea7\u7684\u3002\u4f7f\u7528 ASP.NET \u7f13\u5b58\u673a\u5236\u6709\u4e24\u70b9\u9700\u8981\u6ce8\u610f\u3002\u9996\u5148\uff0c\u4e0d\u8981\u7f13\u5b58\u592a\u591a\u9879\u3002\u7f13\u5b58\u6bcf\u4e2a\u9879\u5747\u6709\u5f00\u9500\uff0c\u7279\u522b\u662f\u5728\u5185\u5b58\u4f7f\u7528\u65b9\u9762\u3002\u4e0d\u8981\u7f13\u5b58\u5bb9\u6613\u91cd\u65b0\u8ba1\u7b97\u548c\u5f88\u5c11\u4f7f\u7528\u7684\u9879\u3002\u5176\u6b21\uff0c\u7ed9\u7f13\u5b58\u7684\u9879\u5206\u914d\u7684\u6709\u6548\u671f\u4e0d\u8981\u592a\u77ed\u3002\u5f88\u5feb\u5230\u671f\u7684\u9879\u4f1a\u5bfc\u81f4\u7f13\u5b58\u4e2d\u4e0d\u5fc5\u8981\u7684\u5468\u8f6c\uff0c\u5e76\u4e14\u7ecf\u5e38\u5bfc\u81f4\u66f4\u591a\u7684\u4ee3\u7801\u6e05\u9664\u548c\u5783\u573e\u56de\u6536\u5de5\u4f5c\u3002\u82e5\u5173\u5fc3\u6b64\u95ee\u9898\uff0c\u8bf7\u76d1\u89c6\u4e0e ASP.NET Applications \u6027\u80fd\u5bf9\u8c61\u5173\u8054\u7684 Cache Total Turnover Rate \u6027\u80fd\u8ba1\u6570\u5668\u3002\u9ad8\u5468\u8f6c\u7387\u53ef\u80fd\u8bf4\u660e\u5b58\u5728\u95ee\u9898\uff0c\u7279\u522b\u662f\u5f53\u9879\u5728\u5230\u671f\u524d\u88ab\u79fb\u9664\u65f6\u3002\u8fd9\u4e5f\u79f0\u4f5c\u5185\u5b58\u538b\u529b\u3002<\/p>\n
7. \u9009\u62e9\u9002\u5408\u9875\u9762\u6216\u5e94\u7528\u7a0b\u5e8f\u7684\u6570\u636e\u67e5\u770b\u673a\u5236\u3000\u3000<\/p>\n
\u6839\u636e\u60a8\u9009\u62e9\u5728 Web \u7a97\u4f53\u9875\u663e\u793a\u6570\u636e\u7684\u65b9\u5f0f\uff0c\u5728\u4fbf\u5229\u548c\u6027\u80fd\u4e4b\u95f4\u5e38\u5e38\u5b58\u5728\u7740\u91cd\u8981\u7684\u6743\u8861\u3002\u4f8b\u5982\uff0cDataGrid Web \u670d\u52a1\u5668\u63a7\u4ef6\u53ef\u80fd\u662f\u4e00\u79cd\u663e\u793a\u6570\u636e\u7684\u65b9\u4fbf\u5feb\u6377\u7684\u65b9\u6cd5\uff0c\u4f46\u5c31\u6027\u80fd\u800c\u8a00\u5b83\u7684\u5f00\u9500\u5e38\u5e38\u662f\u6700\u5927\u7684\u3002\u5728\u67d0\u4e9b\u7b80\u5355\u7684\u60c5\u51b5\u4e0b\uff0c\u60a8\u901a\u8fc7\u751f\u6210\u9002\u5f53\u7684 HTML \u81ea\u5df1\u5448\u73b0\u6570\u636e\u53ef\u80fd\u5f88\u6709\u6548\uff0c\u4f46\u662f\u81ea\u5b9a\u4e49\u548c\u6d4f\u89c8\u5668\u5b9a\u5411\u4f1a\u5f88\u5feb\u62b5\u9500\u6240\u83b7\u5f97\u7684\u989d\u5916\u529f\u6548\u3002Repeater Web \u670d\u52a1\u5668\u63a7\u4ef6\u662f\u4fbf\u5229\u548c\u6027\u80fd\u7684\u6298\u8877\u3002\u5b83\u9ad8\u6548\u3001\u53ef\u81ea\u5b9a\u4e49\u4e14\u53ef\u7f16\u7a0b\u3002 \u3000\u3000<\/p>\n
8. \u5c06 SqlDataReader \u7c7b\u7528\u4e8e\u5feb\u901f\u53ea\u8fdb\u6570\u636e\u6e38\u6807\u3000\u3000<\/p>\n
SqlDataReader \u7c7b\u63d0\u4f9b\u4e86\u4e00\u79cd\u8bfb\u53d6\u4ece SQL Server \u6570\u636e\u5e93\u68c0\u7d22\u7684\u53ea\u8fdb\u6570\u636e\u6d41\u7684\u65b9\u6cd5\u3002\u5982\u679c\u5f53\u521b\u5efa ASP.NET \u5e94\u7528\u7a0b\u5e8f\u65f6\u51fa\u73b0\u5141\u8bb8\u60a8\u4f7f\u7528\u5b83\u7684\u60c5\u51b5\uff0c\u5219 SqlDataReader \u7c7b\u63d0\u4f9b\u6bd4 DataSet \u7c7b\u66f4\u9ad8\u7684\u6027\u80fd\u3002\u60c5\u51b5\u4e4b\u6240\u4ee5\u8fd9\u6837\uff0c\u662f\u56e0\u4e3a SqlDataReader \u4f7f\u7528 SQL Server \u7684\u672c\u673a\u7f51\u7edc\u6570\u636e\u4f20\u8f93\u683c\u5f0f\u4ece\u6570\u636e\u5e93\u8fde\u63a5\u76f4\u63a5\u8bfb\u53d6\u6570\u636e\u3002\u53e6\u5916\uff0cSqlDataReader \u7c7b\u5b9e\u73b0 IEnumerable \u63a5\u53e3\uff0c\u8be5\u63a5\u53e3\u4e5f\u5141\u8bb8\u60a8\u5c06\u6570\u636e\u7ed1\u5b9a\u5230\u670d\u52a1\u5668\u63a7\u4ef6\u3002\u6709\u5173\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1 SqlDataReader \u7c7b\u3002\u6709\u5173 ASP.NET \u5982\u4f55\u8bbf\u95ee\u6570\u636e\u7684\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u901a\u8fc7 ASP.NET \u8bbf\u95ee\u6570\u636e\u3002 \u3000\u3000<\/p>\n
9. \u5c06 SQL Server \u5b58\u50a8\u8fc7\u7a0b\u7528\u4e8e\u6570\u636e\u8bbf\u95ee\u3000\u3000<\/p>\n
\u5728 .NET Framework \u63d0\u4f9b\u7684\u6240\u6709\u6570\u636e\u8bbf\u95ee\u65b9\u6cd5\u4e2d\uff0c\u57fa\u4e8e SQL Server \u7684\u6570\u636e\u8bbf\u95ee\u662f\u751f\u6210\u9ad8\u6027\u80fd\u3001\u53ef\u7f29\u653e Web \u5e94\u7528\u7a0b\u5e8f\u7684\u63a8\u8350\u9009\u62e9\u3002\u4f7f\u7528\u6258\u7ba1 SQL Server \u63d0\u4f9b\u7a0b\u5e8f\u65f6\uff0c\u53ef\u901a\u8fc7\u4f7f\u7528\u7f16\u8bd1\u7684\u5b58\u50a8\u8fc7\u7a0b\u800c\u4e0d\u662f\u7279\u6b8a\u67e5\u8be2\u83b7\u5f97\u989d\u5916\u7684\u6027\u80fd\u63d0\u9ad8\u3002 \u3000\u3000<\/p>\n
10. \u907f\u514d\u5355\u7ebf\u7a0b\u5355\u5143 (STA) COM \u7ec4\u4ef6\u3000\u3000<\/p>\n
\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cASP.NET \u4e0d\u5141\u8bb8\u4efb\u4f55 STA COM \u7ec4\u4ef6\u5728\u9875\u9762\u5185\u8fd0\u884c\u3002\u82e5\u8981\u8fd0\u884c\u5b83\u4eec\uff0c\u5fc5\u987b\u5728 .aspx \u6587\u4ef6\u5185\u5c06 ASPCompat=true \u5c5e\u6027\u5305\u542b\u5728 @ Page \u6307\u4ee4\u4e2d\u3002\u8fd9\u6837\u5c31\u5c06\u6267\u884c\u7528\u7684\u7ebf\u7a0b\u6c60\u5207\u6362\u5230 STA \u7ebf\u7a0b\u6c60\uff0c\u800c\u4e14\u4f7f HttpContext \u548c\u5176\u4ed6\u5185\u7f6e\u5bf9\u8c61\u53ef\u7528\u4e8e COM \u5bf9\u8c61\u3002\u524d\u8005\u4e5f\u662f\u4e00\u79cd\u6027\u80fd\u4f18\u5316\uff0c\u56e0\u4e3a\u5b83\u907f\u514d\u4e86\u5c06\u591a\u7ebf\u7a0b\u5355\u5143 (MTA) \u5c01\u9001\u5230 STA \u7ebf\u7a0b\u7684\u4efb\u4f55\u8c03\u7528\u3002\u4f7f\u7528 STA COM \u7ec4\u4ef6\u53ef\u80fd\u5927\u5927\u635f\u5bb3\u6027\u80fd\uff0c\u5e94\u5c3d\u91cf\u907f\u514d\u3002\u82e5\u5fc5\u987b\u4f7f\u7528 STA COM \u7ec4\u4ef6\uff0c\u5982\u5728\u4efb\u4f55 interop \u65b9\u6848\u4e2d\uff0c\u5219\u5e94\u5728\u6267\u884c\u671f\u95f4\u8fdb\u884c\u5927\u91cf\u8c03\u7528\u5e76\u5728\u6bcf\u6b21\u8c03\u7528\u671f\u95f4\u53d1\u9001\u5c3d\u53ef\u80fd\u591a\u7684\u4fe1\u606f\u3002\u53e6\u5916\uff0c\u5c0f\u5fc3\u4e0d\u8981\u5728\u6784\u9020\u9875\u9762\u671f\u95f4\u521b\u5efa\u4efb\u4f55 STA COM \u7ec4\u4ef6\u3002\u4f8b\u5982\u4e0b\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u5728\u9875\u9762\u6784\u9020\u65f6\u5c06\u5b9e\u4f8b\u5316\u7531\u67d0\u4e2a\u7ebf\u7a0b\u521b\u5efa\u7684 MySTAComponent\uff0c\u800c\u8be5\u7ebf\u7a0b\u5e76\u4e0d\u662f\u5c06\u8fd0\u884c\u9875\u9762\u7684 STA \u7ebf\u7a0b\u3002\u8fd9\u53ef\u80fd\u5bf9\u6027\u80fd\u6709\u4e0d\u5229\u5f71\u54cd\uff0c\u56e0\u4e3a\u8981\u6784\u9020\u9875\u9762\u5c31\u5fc5\u987b\u5b8c\u6210 MTA \u548c STA \u7ebf\u7a0b\u4e4b\u95f4\u7684\u5c01\u9001\u5904\u7406\u3002<\/p>\n
\u9996\u9009\u673a\u5236\u662f\u63a8\u8fdf\u5bf9\u8c61\u7684\u521b\u5efa\uff0c\u76f4\u5230\u4ee5\u540e\u5728 STA \u7ebf\u7a0b\u4e0b\u6267\u884c\u4e0a\u8ff0\u4ee3\u7801\uff0c\u5982\u4e0b\u9762\u7684\u4f8b\u5b50\u6240\u793a\u3002
\u63a8\u8350\u7684\u505a\u6cd5\u662f\u5728\u9700\u8981\u65f6\u6216\u8005\u5728 Page_Load \u65b9\u6cd5\u4e2d\u6784\u9020\u4efb\u4f55 COM \u7ec4\u4ef6\u548c\u5916\u90e8\u8d44\u6e90\u3002\u6c38\u8fdc\u4e0d\u8981\u5c06\u4efb\u4f55 STA COM \u7ec4\u4ef6\u5b58\u50a8\u5728\u53ef\u4ee5\u7531\u6784\u9020\u5b83\u7684\u7ebf\u7a0b\u4ee5\u5916\u7684\u5176\u4ed6\u7ebf\u7a0b\u8bbf\u95ee\u7684\u5171\u4eab\u8d44\u6e90\u91cc\u3002\u8fd9\u7c7b\u8d44\u6e90\u5305\u62ec\u50cf\u7f13\u5b58\u548c\u4f1a\u8bdd\u72b6\u6001\u8fd9\u6837\u7684\u8d44\u6e90\u3002\u5373\u4f7f STA \u7ebf\u7a0b\u8c03\u7528 STA COM \u7ec4\u4ef6\uff0c\u4e5f\u53ea\u6709\u6784\u9020\u6b64 STA COM \u7ec4\u4ef6\u7684\u7ebf\u7a0b\u80fd\u591f\u5b9e\u9645\u4e3a\u8be5\u8c03\u7528\u670d\u52a1\uff0c\u800c\u8fd9\u8981\u6c42\u5c01\u9001\u5904\u7406\u5bf9\u521b\u5efa\u8005\u7ebf\u7a0b\u7684\u8c03\u7528\u3002\u6b64\u5c01\u9001\u5904\u7406\u53ef\u80fd\u4ea7\u751f\u91cd\u5927\u7684\u6027\u80fd\u635f\u5931\u548c\u53ef\u4f38\u7f29\u6027\u95ee\u9898\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8bf7\u7814\u7a76\u4e00\u4e0b\u4f7f COM \u7ec4\u4ef6\u6210\u4e3a MTA COM \u7ec4\u4ef6\u7684\u53ef\u80fd\u6027\uff0c\u6216\u8005\u66f4\u597d\u7684\u529e\u6cd5\u662f\u8fc1\u79fb\u4ee3\u7801\u4ee5\u4f7f\u5bf9\u8c61\u6210\u4e3a\u6258\u7ba1\u5bf9\u8c61\u3002<\/p>\n
11. \u5c06\u8c03\u7528\u5bc6\u96c6\u578b\u7684 COM \u7ec4\u4ef6\u8fc1\u79fb\u5230\u6258\u7ba1\u4ee3\u7801\u3000<\/p>\n
.NET Framework \u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u65b9\u6cd5\u4e0e\u4f20\u7edf\u7684 COM \u7ec4\u4ef6\u8fdb\u884c\u4ea4\u4e92\u3002\u5176\u4f18\u70b9\u662f\u53ef\u4ee5\u5728\u4fdd\u7559\u73b0\u6709\u6295\u8d44\u7684\u540c\u65f6\u5229\u7528\u65b0\u7684\u5e73\u53f0\u3002\u4f46\u662f\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4fdd\u7559\u65e7\u7ec4\u4ef6\u7684\u6027\u80fd\u5f00\u9500\u4f7f\u5f97\u5c06\u7ec4\u4ef6\u8fc1\u79fb\u5230\u6258\u7ba1\u4ee3\u7801\u662f\u503c\u5f97\u7684\u3002\u6bcf\u4e00\u60c5\u51b5\u90fd\u662f\u4e0d\u4e00\u6837\u7684\uff0c\u51b3\u5b9a\u662f\u5426\u9700\u8981\u8fc1\u79fb\u7ec4\u4ef6\u7684\u6700\u597d\u65b9\u6cd5\u662f\u5bf9 Web \u7ad9\u70b9\u8fd0\u884c\u6027\u80fd\u6d4b\u91cf\u3002\u5efa\u8bae\u60a8\u7814\u7a76\u4e00\u4e0b\u5982\u4f55\u5c06\u9700\u8981\u5927\u91cf\u8c03\u7528\u4ee5\u8fdb\u884c\u4ea4\u4e92\u7684\u4efb\u4f55COM \u7ec4\u4ef6\u8fc1\u79fb\u5230\u6258\u7ba1\u4ee3\u7801\u3002\u8bb8\u591a\u60c5\u51b5\u4e0b\u4e0d\u53ef\u80fd\u5c06\u65e7\u5f0f\u7ec4\u4ef6\u8fc1\u79fb\u5230\u6258\u7ba1\u4ee3\u7801\uff0c\u7279\u522b\u662f\u5728\u6700\u521d\u8fc1\u79fb Web \u5e94\u7528\u7a0b\u5e8f\u65f6\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6700\u5927\u7684\u6027\u80fd\u969c\u788d\u4e4b\u4e00\u662f\u5c06\u6570\u636e\u4ece\u975e\u6258\u7ba1\u73af\u5883\u5c01\u9001\u5230\u6258\u7ba1\u73af\u5883\u3002\u56e0\u6b64\uff0c\u5728\u4ea4\u4e92\u64cd\u4f5c\u4e2d\uff0c\u8bf7\u5728\u4efb\u4f55\u4e00\u7aef\u6267\u884c\u5c3d\u53ef\u80fd\u591a\u7684\u4efb\u52a1\uff0c\u7136\u540e\u8fdb\u884c\u4e00\u4e2a\u5927\u8c03\u7528\u800c\u4e0d\u662f\u4e00\u7cfb\u5217\u5c0f\u8c03\u7528\u3002\u4f8b\u5982\uff0c\u516c\u5171\u8bed\u8a00\u8fd0\u884c\u5e93\u4e2d\u7684\u6240\u6709\u5b57\u7b26\u4e32\u90fd\u662f Unicode \u7684\uff0c\u6240\u4ee5\u5e94\u5728\u8c03\u7528\u6258\u7ba1\u4ee3\u7801\u4e4b\u524d\u5c06\u7ec4\u4ef6\u4e2d\u7684\u6240\u6709\u5b57\u7b26\u4e32\u8f6c\u6362\u6210 Unicode \u683c\u5f0f\u3002\u53e6\u5916\uff0c\u4e00\u5904\u7406\u5b8c\u4efb\u4f55 COM \u5bf9\u8c61\u6216\u672c\u673a\u8d44\u6e90\u5c31\u91ca\u653e\u5b83\u4eec\u3002\u8fd9\u6837\uff0c\u5176\u4ed6\u8bf7\u6c42\u5c31\u80fd\u591f\u4f7f\u7528\u5b83\u4eec\uff0c\u5e76\u4e14\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u4e86\u56e0\u7a0d\u540e\u8bf7\u6c42\u5783\u573e\u56de\u6536\u5668\u91ca\u653e\u5b83\u4eec\u6240\u5f15\u8d77\u7684\u6027\u80fd\u95ee\u9898\u3002 \u3000\u3000<\/p>\n
12. \u5728 Visual Basic .NET \u6216 JScript. \u4ee3\u7801\u4e2d\u4f7f\u7528\u65e9\u671f\u7ed1\u5b9a\u3000\u3000<\/p>\n
\u4ee5\u5f80\uff0c\u5f00\u53d1\u4eba\u5458\u559c\u6b22\u4f7f\u7528 Visual Basic\u3001VBScript. \u548c JScript. \u7684\u539f\u56e0\u4e4b\u4e00\u5c31\u662f\u5b83\u4eec\u6240\u8c13\u201c\u65e0\u7c7b\u578b\u201d\u7684\u6027\u8d28\u3002\u53d8\u91cf\u4e0d\u9700\u8981\u663e\u5f0f\u7c7b\u578b\u58f0\u660e\uff0c\u5e76\u80fd\u591f\u7b80\u5355\u5730\u901a\u8fc7\u4f7f\u7528\u6765\u521b\u5efa\u5b83\u4eec\u3002\u5f53\u4ece\u4e00\u4e2a\u7c7b\u578b\u5230\u53e6\u4e00\u4e2a\u7c7b\u578b\u8fdb\u884c\u5206\u914d\u65f6\uff0c\u8f6c\u6362\u5c06\u81ea\u52a8\u6267\u884c\u3002\u4e0d\u8fc7\uff0c\u8fd9\u79cd\u4fbf\u5229\u4f1a\u5927\u5927\u635f\u5bb3\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002Visual Basic \u73b0\u5728\u901a\u8fc7\u4f7f\u7528 Option Strict \u7f16\u8bd1\u5668\u6307\u4ee4\u6765\u652f\u6301\u7c7b\u578b\u5b89\u5168\u7f16\u7a0b\u3002\u4e3a\u4e86\u5411\u540e\u517c\u5bb9\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cASP.NET \u4e0d\u542f\u7528\u8be5\u9009\u9879\u3002\u4f46\u662f\uff0c\u4e3a\u4e86\u5f97\u5230\u6700\u4f73\u6027\u80fd\uff0c\u5f3a\u70c8\u5efa\u8bae\u5728\u9875\u4e2d\u542f\u7528\u8be5\u9009\u9879\u3002\u82e5\u8981\u542f\u7528 Option Strict\uff0c\u8bf7\u5c06 Strict \u5c5e\u6027\u5305\u62ec\u5728 @ Page \u6307\u4ee4\u4e2d\uff0c\u6216\u8005\uff0c\u5bf9\u4e8e\u7528\u6237\u63a7\u4ef6\uff0c\u8bf7\u5c06\u8be5\u5c5e\u6027\u5305\u62ec\u5728 @ Control \u6307\u4ee4\u4e2d\u3002\u4e0b\u9762\u7684\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u8bbe\u7f6e\u8be5\u5c5e\u6027\uff0c\u5e76\u8fdb\u884c\u4e86\u56db\u4e2a\u53d8\u91cf\u8c03\u7528\u4ee5\u663e\u793a\u4f7f\u7528\u8be5\u5c5e\u6027\u662f\u5982\u4f55\u5bfc\u81f4\u7f16\u8bd1\u5668\u9519\u8bef\u7684\u3002<\/p>\n
<%@ Page Language=”VB” Strict=”true” %><% Dim B Dim C As String ‘ This will cause a compiler error. A = “Hello” ‘ This will cause a compiler error. B = “World” ‘ This will not cause a compiler error. C = “!!!!!!” ‘ But this will cause a compiler error. C = 0 %> JScript. .NET \u4e5f\u652f\u6301\u65e0\u7c7b\u578b\u7f16\u7a0b\uff0c\u4f46\u5b83\u4e0d\u63d0\u4f9b\u5f3a\u5236\u65e9\u671f\u7ed1\u5b9a\u7684\u7f16\u8bd1\u5668\u6307\u4ee4\u3002\u82e5\u53d1\u751f\u4e0b\u9762\u4efb\u4f55\u4e00\u79cd\u60c5\u51b5\uff0c\u5219\u53d8\u91cf\u662f\u665a\u671f\u7ed1\u5b9a\u7684\uff1a\u88ab\u663e\u5f0f\u58f0\u660e\u4e3a Object\uff0c\u662f\u65e0\u7c7b\u578b\u58f0\u660e\u7684\u7c7b\u7684\u5b57\u6bb5\uff0c\u662f\u65e0\u663e\u5f0f\u7c7b\u578b\u58f0\u660e\u7684\u4e13\u7528\u51fd\u6570\u6216\u65b9\u6cd5\u6210\u5458\uff0c\u5e76\u4e14\u65e0\u6cd5\u4ece\u5176\u4f7f\u7528\u63a8\u65ad\u51fa\u7c7b\u578b\u3002 \u3000\u3000\u6700\u540e\u4e00\u4e2a\u5dee\u522b\u6bd4\u8f83\u590d\u6742\uff0c\u56e0\u4e3a\u5982\u679c JScript. .NET \u7f16\u8bd1\u5668\u53ef\u4ee5\u6839\u636e\u53d8\u91cf\u7684\u4f7f\u7528\u60c5\u51b5\u63a8\u65ad\u51fa\u7c7b\u578b\uff0c\u5b83\u5c31\u4f1a\u8fdb\u884c\u4f18\u5316\u3002\u5728\u4e0b\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u53d8\u91cf A \u662f\u65e9\u671f\u7ed1\u5b9a\u7684\uff0c\u4f46\u53d8\u91cf B \u662f\u665a\u671f\u7ed1\u5b9a\u7684\u3002<\/p>\n
var A; \u3000\u3000var B; \u3000\u3000A = “Hello”; \u3000\u3000B = “World”; \u3000\u3000B = 0; \u4e3a\u4e86\u83b7\u5f97\u6700\u4f73\u7684\u6027\u80fd\uff0c\u5f53\u58f0\u660e JScript. .NET \u53d8\u91cf\u65f6\uff0c\u8bf7\u4e3a\u5176\u5206\u914d\u4e00\u4e2a\u7c7b\u578b\u3002\u4f8b\u5982\uff0cvar A : String\u3002 <\/p>\n
13. \u4f7f\u8bf7\u6c42\u7ba1\u7ebf\u5185\u7684\u6240\u6709\u6a21\u5757\u5c3d\u53ef\u80fd\u9ad8\u6548\u3000\u3000<\/p>\n
\u8bf7\u6c42\u7ba1\u7ebf\u5185\u7684\u6240\u6709\u6a21\u5757\u5728\u6bcf\u6b21\u8bf7\u6c42\u4e2d\u90fd\u6709\u673a\u4f1a\u88ab\u8fd0\u884c\u3002\u56e0\u6b64\uff0c\u5f53\u8bf7\u6c42\u8fdb\u5165\u548c\u79bb\u5f00\u6a21\u5757\u65f6\u5feb\u901f\u5730\u89e6\u53d1\u4ee3\u7801\u81f3\u5173\u91cd\u8981\uff0c\u7279\u522b\u662f\u5728\u4e0d\u4f7f\u7528\u6a21\u5757\u529f\u80fd\u7684\u4ee3\u7801\u8def\u5f84\u91cc\u3002\u5206\u522b\u5728\u4f7f\u7528\u53ca\u4e0d\u4f7f\u7528\u6a21\u5757\u548c\u914d\u7f6e\u6587\u4ef6\u65f6\u6267\u884c\u541e\u5410\u91cf\u6d4b\u8bd5\uff0c\u5bf9\u786e\u5b9a\u8fd9\u4e9b\u65b9\u6cd5\u7684\u6267\u884c\u901f\u5ea6\u975e\u5e38\u6709\u7528\u3002<\/p>\n
14. \u4f7f\u7528 HttpServerUtility.Transfer \u65b9\u6cd5\u5728\u540c\u4e00\u5e94\u7528\u7a0b\u5e8f\u7684\u9875\u9762\u95f4\u91cd\u5b9a\u5411\u3000\u3000<\/p>\n
\u91c7\u7528 Server.Transfer \u8bed\u6cd5\uff0c\u5728\u9875\u9762\u4e2d\u4f7f\u7528\u8be5\u65b9\u6cd5\u53ef\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u5ba2\u6237\u7aef\u91cd\u5b9a\u5411\u3002<\/p>\n
15. \u5fc5\u8981\u65f6\u8c03\u6574\u5e94\u7528\u7a0b\u5e8f\u6bcf\u4e2a\u8f85\u52a9\u8fdb\u7a0b\u7684\u7ebf\u7a0b\u6570\u3000\u3000<\/p>\n
ASP.NET \u7684\u8bf7\u6c42\u7ed3\u6784\u8bd5\u56fe\u5728\u6267\u884c\u8bf7\u6c42\u7684\u7ebf\u7a0b\u6570\u548c\u53ef\u7528\u8d44\u6e90\u4e4b\u95f4\u8fbe\u5230\u4e00\u79cd\u5e73\u8861\u3002\u5df2\u77e5\u4e00\u4e2a\u4f7f\u7528\u8db3\u591f CPU \u529f\u7387\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u8be5\u7ed3\u6784\u5c06\u6839\u636e\u53ef\u7528\u4e8e\u8bf7\u6c42\u7684 CPU \u529f\u7387\uff0c\u6765\u51b3\u5b9a\u5141\u8bb8\u540c\u65f6\u6267\u884c\u7684\u8bf7\u6c42\u6570\u3002\u8fd9\u9879\u6280\u672f\u79f0\u4f5c\u7ebf\u7a0b\u95e8\u63a7\u3002\u4f46\u662f\u5728\u67d0\u4e9b\u6761\u4ef6\u4e0b\uff0c\u7ebf\u7a0b\u95e8\u63a7\u7b97\u6cd5\u4e0d\u662f\u5f88\u6709\u6548\u3002\u901a\u8fc7\u4f7f\u7528\u4e0e ASP.NET Applications \u6027\u80fd\u5bf9\u8c61\u5173\u8054\u7684 Pipeline Instance Count \u6027\u80fd\u8ba1\u6570\u5668\uff0c\u53ef\u4ee5\u5728 PerfMon \u4e2d\u76d1\u89c6\u7ebf\u7a0b\u95e8\u63a7\u3002\u5f53\u9875\u9762\u8c03\u7528\u5916\u90e8\u8d44\u6e90\uff0c\u5982\u6570\u636e\u5e93\u8bbf\u95ee\u6216 XML Web services \u8bf7\u6c42\u65f6\uff0c\u9875\u9762\u8bf7\u6c42\u901a\u5e38\u505c\u6b62\u5e76\u91ca\u653e CPU\u3002\u5982\u679c\u67d0\u4e2a\u8bf7\u6c42\u6b63\u5728\u7b49\u5f85\u88ab\u5904\u7406\uff0c\u5e76\u4e14\u7ebf\u7a0b\u6c60\u4e2d\u6709\u4e00\u4e2a\u7ebf\u7a0b\u662f\u81ea\u7531\u7684\uff0c\u90a3\u4e48\u8fd9\u4e2a\u6b63\u5728\u7b49\u5f85\u7684\u8bf7\u6c42\u5c06\u5f00\u59cb\u88ab\u5904\u7406\u3002\u9057\u61be\u7684\u662f\uff0c\u6709\u65f6\u8fd9\u53ef\u80fd\u5bfc\u81f4 Web \u670d\u52a1\u5668\u4e0a\u5b58\u5728\u5927\u91cf\u540c\u65f6\u5904\u7406\u7684\u8bf7\u6c42\u548c\u8bb8\u591a\u6b63\u5728\u7b49\u5f85\u7684\u7ebf\u7a0b\uff0c\u800c\u5b83\u4eec\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u6709\u4e0d\u5229\u5f71\u54cd\u3002\u901a\u5e38\uff0c\u5982\u679c\u95e8\u63a7\u56e0\u5b50\u662f\u5916\u90e8\u8d44\u6e90\u7684\u54cd\u5e94\u65f6\u95f4\uff0c\u5219\u8ba9\u8fc7\u591a\u8bf7\u6c42\u7b49\u5f85\u8d44\u6e90\uff0c\u5bf9 Web \u670d\u52a1\u5668\u7684\u541e\u5410\u91cf\u5e76\u65e0\u5e2e\u52a9\u3002\u4e3a\u7f13\u548c\u8fd9\u79cd\u60c5\u51b5\uff0c\u53ef\u4ee5\u901a\u8fc7\u66f4\u6539 Machine.config \u914d\u7f6e\u6587\u4ef6\u8282\u70b9\u7684 maxWorkerThreads \u548c maxIOThreads \u5c5e\u6027\uff0c\u624b\u52a8\u8bbe\u7f6e\u8fdb\u7a0b\u4e2d\u7684\u7ebf\u7a0b\u6570\u9650\u5236\u3002 \u3000\u3000<\/p>\n
\u6ce8\u610f\uff1a\u8f85\u52a9\u7ebf\u7a0b\u662f\u7528\u6765\u5904\u7406 ASP.NET \u8bf7\u6c42\u7684\uff0c\u800c IO \u7ebf\u7a0b\u5219\u662f\u7528\u4e8e\u4e3a\u6765\u81ea\u6587\u4ef6\u3001\u6570\u636e\u5e93\u6216 XML Web services \u7684\u6570\u636e\u63d0\u4f9b\u670d\u52a1\u7684\u3002\u5206\u914d\u7ed9\u8fd9\u4e9b\u5c5e\u6027\u7684\u503c\u662f\u8fdb\u7a0b\u4e2d\u6bcf\u4e2a CPU \u6bcf\u7c7b\u7ebf\u7a0b\u7684\u6700\u5927\u6570\u76ee\u3002\u5bf9\u4e8e\u53cc\u5904\u7406\u5668\u8ba1\u7b97\u673a\uff0c\u6700\u5927\u6570\u662f\u8bbe\u7f6e\u503c\u7684\u4e24\u500d\u3002\u5bf9\u4e8e\u56db\u5904\u7406\u5668\u8ba1\u7b97\u673a\uff0c\u6700\u5927\u503c\u662f\u8bbe\u7f6e\u503c\u7684\u56db\u500d\u3002\u65e0\u8bba\u5982\u4f55\uff0c\u5bf9\u4e8e\u6709\u56db\u4e2a\u6216\u516b\u4e2a CPU \u7684\u8ba1\u7b97\u673a\uff0c\u6700\u597d\u66f4\u6539\u9ed8\u8ba4\u503c\u3002\u5bf9\u4e8e\u6709\u4e00\u4e2a\u6216\u4e24\u4e2a\u5904\u7406\u5668\u7684\u8ba1\u7b97\u673a\uff0c\u9ed8\u8ba4\u503c\u5c31\u53ef\u4ee5\uff0c\u4f46\u5bf9\u4e8e\u6709\u66f4\u591a\u5904\u7406\u5668\u7684\u8ba1\u7b97\u673a\u7684\u6027\u80fd\uff0c\u8fdb\u7a0b\u4e2d\u6709\u4e00\u767e\u6216\u4e24\u767e\u4e2a\u7ebf\u7a0b\u5219\u5f0a\u5927\u4e8e\u5229\u3002\u6ce8\u610f\u8fdb\u7a0b\u4e2d\u6709\u592a\u591a\u7ebf\u7a0b\u5f80\u5f80\u4f1a\u964d\u4f4e\u670d\u52a1\u5668\u7684\u901f\u5ea6\uff0c\u56e0\u4e3a\u989d\u5916\u7684\u4e0a\u4e0b\u6587\u4ea4\u6362\u5bfc\u81f4\u64cd\u4f5c\u7cfb\u7edf\u5c06 CPU \u5468\u671f\u82b1\u5728\u7ef4\u62a4\u7ebf\u7a0b\u800c\u4e0d\u662f\u5904\u7406\u8bf7\u6c42\u4e0a\u3002 \u3000\u3000<\/p>\n
16. \u9002\u5f53\u5730\u4f7f\u7528\u516c\u5171\u8bed\u8a00\u8fd0\u884c\u5e93\u7684\u5783\u573e\u56de\u6536\u5668\u548c\u81ea\u52a8\u5185\u5b58\u7ba1\u7406\u3000\u3000<\/p>\n
\u5c0f\u5fc3\u4e0d\u8981\u7ed9\u6bcf\u4e2a\u8bf7\u6c42\u5206\u914d\u8fc7\u591a\u5185\u5b58\uff0c\u56e0\u4e3a\u8fd9\u6837\u5783\u573e\u56de\u6536\u5668\u5c06\u5fc5\u987b\u66f4\u9891\u7e41\u5730\u8fdb\u884c\u66f4\u591a\u7684\u5de5\u4f5c\u3002\u53e6\u5916\uff0c\u4e0d\u8981\u8ba9\u4e0d\u5fc5\u8981\u7684\u6307\u9488\u6307\u5411\u5bf9\u8c61\uff0c\u56e0\u4e3a\u5b83\u4eec\u5c06\u4f7f\u5bf9\u8c61\u4fdd\u6301\u6d3b\u52a8\u72b6\u6001\uff0c\u5e76\u4e14\u5e94\u5c3d\u91cf\u907f\u514d\u542b Finalize \u65b9\u6cd5\u7684\u5bf9\u8c61\uff0c\u56e0\u4e3a\u5b83\u4eec\u5728\u540e\u9762\u4f1a\u5bfc\u81f4\u66f4\u591a\u7684\u5de5\u4f5c\u3002\u7279\u522b\u662f\u5728 Finalize \u8c03\u7528\u4e2d\u6c38\u8fdc\u4e0d\u8981\u91ca\u653e\u8d44\u6e90\uff0c\u56e0\u4e3a\u8d44\u6e90\u5728\u88ab\u5783\u573e\u56de\u6536\u5668\u56de\u6536\u4e4b\u524d\u53ef\u80fd\u4e00\u76f4\u6d88\u8017\u7740\u5185\u5b58\u3002\u6700\u540e\u8fd9\u4e2a\u95ee\u9898\u7ecf\u5e38\u4f1a\u5bf9 Web \u670d\u52a1\u5668\u73af\u5883\u7684\u6027\u80fd\u9020\u6210\u6bc1\u706d\u6027\u7684\u6253\u51fb\uff0c\u56e0\u4e3a\u5728\u7b49\u5f85 Finalize \u8fd0\u884c\u65f6\uff0c\u5f88\u5bb9\u6613\u8017\u5c3d\u67d0\u4e2a\u7279\u5b9a\u7684\u8d44\u6e90\u3002 \u3000\u3000<\/p>\n
17. \u5982\u679c\u6709\u5927\u578b Web \u5e94\u7528\u7a0b\u5e8f\uff0c\u53ef\u8003\u8651\u6267\u884c\u9884\u6279\u7f16\u8bd1\u3000\u3000<\/p>\n
\u6bcf\u5f53\u53d1\u751f\u5bf9\u76ee\u5f55\u7684\u7b2c\u4e00\u6b21\u8bf7\u6c42\u65f6\u90fd\u4f1a\u6267\u884c\u6279\u7f16\u8bd1\u3002\u5982\u679c\u76ee\u5f55\u4e2d\u7684\u9875\u9762\u6ca1\u6709\u88ab\u5206\u6790\u5e76\u7f16\u8bd1\uff0c\u6b64\u529f\u80fd\u4f1a\u6210\u6279\u5206\u6790\u5e76\u7f16\u8bd1\u76ee\u5f55\u4e2d\u7684\u6240\u6709\u9875\u9762\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u5229\u7528\u78c1\u76d8\u548c\u5185\u5b58\u3002\u5982\u679c\u8fd9\u9700\u8981\u5f88\u957f\u65f6\u95f4\uff0c\u5219\u5c06\u5feb\u901f\u5206\u6790\u5e76\u7f16\u8bd1\u5355\u4e2a\u9875\u9762\uff0c\u4ee5\u4fbf\u8bf7\u6c42\u80fd\u88ab\u5904\u7406\u3002\u6b64\u529f\u80fd\u5e26\u7ed9 ASP.NET \u6027\u80fd\u4e0a\u7684\u597d\u5904\uff0c\u56e0\u4e3a\u5b83\u5c06\u8bb8\u591a\u9875\u9762\u7f16\u8bd1\u4e3a\u5355\u4e2a\u7a0b\u5e8f\u96c6\u3002\u4ece\u5df2\u52a0\u8f7d\u7684\u7a0b\u5e8f\u96c6\u8bbf\u95ee\u4e00\u9875\u6bd4\u6bcf\u9875\u52a0\u8f7d\u65b0\u7684\u7a0b\u5e8f\u96c6\u8981\u5feb\u3002\u6279\u7f16\u8bd1\u7684\u7f3a\u70b9\u5728\u4e8e\uff1a\u5982\u679c\u670d\u52a1\u5668\u63a5\u6536\u5230\u8bb8\u591a\u5bf9\u5c1a\u672a\u7f16\u8bd1\u7684\u9875\u9762\u7684\u8bf7\u6c42\uff0c\u90a3\u4e48\u5f53 Web \u670d\u52a1\u5668\u5206\u6790\u5e76\u7f16\u8bd1\u5b83\u4eec\u65f6\uff0c\u6027\u80fd\u53ef\u80fd\u8f83\u5dee\u3002\u4e3a\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u53ef\u4ee5\u6267\u884c\u9884\u6279\u7f16\u8bd1\u3002\u4e3a\u6b64\uff0c\u53ea\u9700\u5728\u5e94\u7528\u7a0b\u5e8f\u6fc0\u6d3b\u4e4b\u524d\u5411\u5b83\u8bf7\u6c42\u4e00\u4e2a\u9875\u9762\uff0c\u65e0\u8bba\u54ea\u9875\u5747\u53ef\u3002\u7136\u540e\uff0c\u5f53\u7528\u6237\u9996\u6b21\u8bbf\u95ee\u60a8\u7684\u7ad9\u70b9\u65f6\uff0c\u9875\u9762\u53ca\u5176\u7a0b\u5e8f\u96c6\u5c06\u5df2\u88ab\u7f16\u8bd1\u3002\u6ca1\u6709\u7b80\u5355\u7684\u673a\u5236\u53ef\u4ee5\u77e5\u9053\u6279\u7f16\u8bd1\u4f55\u65f6\u53d1\u751f\u3002\u9700\u4e00\u76f4\u7b49\u5230 CPU \u7a7a\u95f2\u6216\u8005\u6ca1\u6709\u66f4\u591a\u7684\u7f16\u8bd1\u5668\u8fdb\u7a0b(\u4f8b\u5982 csc.exe(C# \u7f16\u8bd1\u5668)\u6216 vbc.exe(Visual Basic \u7f16\u8bd1\u5668))\u542f\u52a8\u3002\u8fd8\u5e94\u5c3d\u91cf\u907f\u514d\u66f4\u6539\u5e94\u7528\u7a0b\u5e8f\u7684 \bin \u76ee\u5f55\u4e2d\u7684\u7a0b\u5e8f\u96c6\u3002\u66f4\u6539\u9875\u9762\u4f1a\u5bfc\u81f4\u91cd\u65b0\u5206\u6790\u548c\u7f16\u8bd1\u8be5\u9875\uff0c\u800c\u66ff\u6362 \bin \u76ee\u5f55\u4e2d\u7684\u7a0b\u5e8f\u96c6\u5219\u4f1a\u5bfc\u81f4\u5b8c\u5168\u91cd\u65b0\u6279\u7f16\u8bd1\u8be5\u76ee\u5f55\u3002\u5728\u5305\u542b\u8bb8\u591a\u9875\u9762\u7684\u5927\u89c4\u6a21\u7ad9\u70b9\u4e0a\uff0c\u66f4\u597d\u7684\u529e\u6cd5\u53ef\u80fd\u662f\u6839\u636e\u8ba1\u5212\u66ff\u6362\u9875\u9762\u6216\u7a0b\u5e8f\u96c6\u7684\u9891\u7e41\u7a0b\u5ea6\u6765\u8bbe\u8ba1\u4e0d\u540c\u7684\u76ee\u5f55\u7ed3\u6784\u3002\u4e0d\u5e38\u66f4\u6539\u7684\u9875\u9762\u53ef\u4ee5\u5b58\u50a8\u5728\u540c\u4e00\u76ee\u5f55\u4e2d\u5e76\u5728\u7279\u5b9a\u7684\u65f6\u95f4\u8fdb\u884c\u9884\u6279\u7f16\u8bd1\u3002\u7ecf\u5e38\u66f4\u6539\u7684\u9875\u9762\u5e94\u5728\u5b83\u4eec\u81ea\u5df1\u7684\u76ee\u5f55\u4e2d(\u6bcf\u4e2a\u76ee\u5f55\u6700\u591a\u51e0\u767e\u9875)\u4ee5\u4fbf\u5feb\u901f\u7f16\u8bd1\u3002Web \u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u5305\u542b\u8bb8\u591a\u5b50\u76ee\u5f55\u3002\u6279\u7f16\u8bd1\u53d1\u751f\u5728\u76ee\u5f55\u7ea7\uff0c\u800c\u4e0d\u662f\u5e94\u7528\u7a0b\u5e8f\u7ea7\u3002<\/p>\n
18. \u4e0d\u8981\u4f9d\u8d56\u4ee3\u7801\u4e2d\u7684\u5f02\u5e38\u3000\u3000<\/p>\n
\u56e0\u4e3a\u5f02\u5e38\u5927\u5927\u5730\u964d\u4f4e\u6027\u80fd\uff0c\u6240\u4ee5\u60a8\u4e0d\u5e94\u8be5\u5c06\u5b83\u4eec\u7528\u4f5c\u63a7\u5236\u6b63\u5e38\u7a0b\u5e8f\u6d41\u7a0b\u7684\u65b9\u5f0f\u3002\u5982\u679c\u6709\u53ef\u80fd\u68c0\u6d4b\u5230\u4ee3\u7801\u4e2d\u53ef\u80fd\u5bfc\u81f4\u5f02\u5e38\u7684\u72b6\u6001\uff0c\u8bf7\u6267\u884c\u8fd9\u79cd\u64cd\u4f5c\u3002\u4e0d\u8981\u5728\u5904\u7406\u8be5\u72b6\u6001\u4e4b\u524d\u6355\u83b7\u5f02\u5e38\u672c\u8eab\u3002\u5e38\u89c1\u7684\u65b9\u6848\u5305\u62ec\uff1a\u68c0\u67e5 null\uff0c\u5206\u914d\u7ed9\u5c06\u5206\u6790\u4e3a\u6570\u5b57\u503c\u7684 String \u4e00\u4e2a\u503c\uff0c\u6216\u5728\u5e94\u7528\u6570\u5b66\u8fd0\u7b97\u524d\u68c0\u67e5\u7279\u5b9a\u503c\u3002\u4e0b\u9762\u7684\u793a\u4f8b\u6f14\u793a\u53ef\u80fd\u5bfc\u81f4\u5f02\u5e38\u7684\u4ee3\u7801\u4ee5\u53ca\u6d4b\u8bd5\u662f\u5426\u5b58\u5728\u67d0\u79cd\u72b6\u6001\u7684\u4ee3\u7801\u3002\u4e24\u8005\u4ea7\u751f\u76f8\u540c\u7684\u7ed3\u679c\u3002<\/p>\n
try \u3000\u3000<\/p>\n
{ \u3000\u3000<\/p>\n
result = 100 \/ num; \u3000\u3000<\/p>\n
} \u3000\u3000<\/p>\n
catch (Exception e) \u3000\u3000<\/p>\n
{ \u3000\u3000<\/p>\n
result = 0; \u3000\u3000<\/p>\n
} \u3000\u3000\/\/ …to this. \u3000\u3000<\/p>\n
if (num != 0) \u3000\u3000<\/p>\n
result = 100 \/ num; \u3000\u3000<\/p>\n
else \u3000\u3000<\/p>\n
result = 0; <\/p>\n
19. \u4f7f\u7528 HttpResponse.Write \u65b9\u6cd5\u8fdb\u884c\u5b57\u7b26\u4e32\u4e32\u8054 <\/p>\n
\u8be5\u65b9\u6cd5\u63d0\u4f9b\u975e\u5e38\u6709\u6548\u7684\u7f13\u51b2\u548c\u8fde\u63a5\u670d\u52a1\u3002\u4f46\u662f\uff0c\u5982\u679c\u60a8\u6b63\u5728\u6267\u884c\u5e7f\u6cdb\u7684\u8fde\u63a5\uff0c\u8bf7\u4f7f\u7528\u591a\u4e2a Response.Write \u8c03\u7528\u3002\u4e0b\u9762\u793a\u4f8b\u4e2d\u663e\u793a\u7684\u6280\u672f\u6bd4\u7528\u5bf9 Response.Write \u65b9\u6cd5\u7684\u5355\u4e2a\u8c03\u7528\u8fde\u63a5\u5b57\u7b26\u4e32\u66f4\u5feb\u3002<\/p>\n
Response.Write(“a”); \u3000\u3000<\/p>\n
Response.Write(myString); \u3000\u3000<\/p>\n
Response.Write(“b”); \u3000\u3000<\/p>\n
Response.Write(myObj.ToString()); \u3000\u3000<\/p>\n
Response.Write(“c”); \u3000\u3000<\/p>\n
Response.Write(myString2); \u3000\u3000<\/p>\n
Response.Write(“d”); <\/p>\n
20. \u9664\u975e\u6709\u7279\u6b8a\u7684\u539f\u56e0\u8981\u5173\u95ed\u7f13\u51b2\uff0c\u5426\u5219\u4f7f\u5176\u4fdd\u6301\u6253\u5f00<\/p>\n
21. \u53ea\u5728\u5fc5\u8981\u65f6\u4fdd\u5b58\u670d\u52a1\u5668\u63a7\u4ef6\u89c6\u56fe\u72b6\u6001\u3000\u3000<\/p>\n
\u81ea\u52a8\u89c6\u56fe\u72b6\u6001\u7ba1\u7406\u662f\u670d\u52a1\u5668\u63a7\u4ef6\u7684\u529f\u80fd\uff0c\u8be5\u529f\u80fd\u4f7f\u670d\u52a1\u5668\u63a7\u4ef6\u53ef\u4ee5\u5728\u5f80\u8fd4\u8fc7\u7a0b\u4e0a\u91cd\u65b0\u586b\u5145\u5b83\u4eec\u7684\u5c5e\u6027\u503c(\u60a8\u4e0d\u9700\u8981\u7f16\u5199\u4efb\u4f55\u4ee3\u7801)\u3002\u4f46\u662f\uff0c\u56e0\u4e3a\u670d\u52a1\u5668\u63a7\u4ef6\u7684\u89c6\u56fe\u72b6\u6001\u5728\u9690\u85cf\u7684\u7a97\u4f53\u5b57\u6bb5\u4e2d\u5f80\u8fd4\u4e8e\u670d\u52a1\u5668\uff0c\u6240\u4ee5\u8be5\u529f\u80fd\u786e\u5b9e\u4f1a\u5bf9\u6027\u80fd\u4ea7\u751f\u5f71\u54cd\u3002\u60a8\u5e94\u8be5\u77e5\u9053\u5728\u54ea\u4e9b\u60c5\u51b5\u4e0b\u89c6\u56fe\u72b6\u6001\u4f1a\u6709\u6240\u5e2e\u52a9\uff0c\u5728\u54ea\u4e9b\u60c5\u51b5\u4e0b\u5b83\u5f71\u54cd\u9875\u7684\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u5c06\u670d\u52a1\u5668\u63a7\u4ef6\u7ed1\u5b9a\u5230\u6bcf\u4e2a\u5f80\u8fd4\u8fc7\u7a0b\u4e0a\u7684\u6570\u636e\uff0c\u5219\u5c06\u7528\u4ece\u6570\u636e\u7ed1\u5b9a\u64cd\u4f5c\u83b7\u5f97\u7684\u65b0\u503c\u66ff\u6362\u4fdd\u5b58\u7684\u89c6\u56fe\u72b6\u6001\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u7981\u7528\u89c6\u56fe\u72b6\u6001\u53ef\u4ee5\u8282\u7701\u5904\u7406\u65f6\u95f4\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u4e3a\u6240\u6709\u670d\u52a1\u5668\u63a7\u4ef6\u542f\u7528\u89c6\u56fe\u72b6\u6001\u3002\u82e5\u8981\u7981\u7528\u89c6\u56fe\u72b6\u6001\uff0c\u8bf7\u5c06\u63a7\u4ef6\u7684EnableViewState \u5c5e\u6027\u8bbe\u7f6e\u4e3a false\uff0c\u5982\u4e0b\u9762\u7684 DataGrid \u670d\u52a1\u5668\u63a7\u4ef6\u793a\u4f8b\u6240\u793a\u3002<\/p>\n
\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528 @ Page \u6307\u4ee4\u7981\u7528\u6574\u4e2a\u9875\u7684\u89c6\u56fe\u72b6\u6001\u3002\u5f53\u60a8\u4e0d\u4ece\u9875\u56de\u53d1\u5230\u670d\u52a1\u5668\u65f6\uff0c\u8fd9\u5c06\u5341\u5206\u6709\u7528\uff1a<%@ Page EnableViewState=”false” %><\/p>\n
\u6ce8\u610f:@ Control \u6307\u4ee4\u4e2d\u4e5f\u652f\u6301 EnableViewState \u5c5e\u6027\uff0c\u8be5\u6307\u4ee4\u5141\u8bb8\u60a8\u63a7\u5236\u662f\u5426\u4e3a\u7528\u6237\u63a7\u4ef6\u542f\u7528\u89c6\u56fe\u72b6\u6001\u3002\u82e5\u8981\u5206\u6790\u9875\u4e0a\u670d\u52a1\u5668\u63a7\u4ef6\u4f7f\u7528\u7684\u89c6\u56fe\u72b6\u6001\u7684\u6570\u91cf\uff0c\u8bf7(\u901a\u8fc7\u5c06 trace=”true” \u5c5e\u6027\u5305\u62ec\u5728 @ Page \u6307\u4ee4\u4e2d)\u542f\u7528\u8be5\u9875\u7684\u8ddf\u8e2a\u5e76\u67e5\u770b Control Hierarchy \u8868\u7684 Viewstate \u5217\u3002\u6709\u5173\u8ddf\u8e2a\u548c\u5982\u4f55\u542f\u7528\u5b83\u7684\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1 ASP.NET \u8ddf\u8e2a\u3002<\/p>\n
22. \u907f\u514d\u5230\u670d\u52a1\u5668\u7684\u4e0d\u5fc5\u8981\u7684\u5f80\u8fd4\u8fc7\u7a0b\u3000\u3000<\/p>\n
\u867d\u7136\u60a8\u5f88\u53ef\u80fd\u5e0c\u671b\u5c3d\u91cf\u591a\u5730\u4f7f\u7528 Web \u7a97\u4f53\u9875\u6846\u67b6\u7684\u90a3\u4e9b\u8282\u7701\u65f6\u95f4\u548c\u4ee3\u7801\u7684\u529f\u80fd\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u5374\u4e0d\u5b9c\u4f7f\u7528 ASP.NET \u670d\u52a1\u5668\u63a7\u4ef6\u548c\u56de\u53d1\u4e8b\u4ef6\u5904\u7406\u3002\u901a\u5e38\uff0c\u53ea\u6709\u5728\u68c0\u7d22\u6216\u5b58\u50a8\u6570\u636e\u65f6\uff0c\u60a8\u624d\u9700\u8981\u542f\u52a8\u5230\u670d\u52a1\u5668\u7684\u5f80\u8fd4\u8fc7\u7a0b\u3002\u591a\u6570\u6570\u636e\u64cd\u4f5c\u53ef\u5728\u8fd9\u4e9b\u5f80\u8fd4\u8fc7\u7a0b\u95f4\u7684\u5ba2\u6237\u7aef\u4e0a\u8fdb\u884c\u3002\u4f8b\u5982\uff0c\u4ece HTML \u7a97\u4f53\u9a8c\u8bc1\u7528\u6237\u8f93\u5165\u7ecf\u5e38\u53ef\u5728\u6570\u636e\u63d0\u4ea4\u5230\u670d\u52a1\u5668\u4e4b\u524d\u5728\u5ba2\u6237\u7aef\u8fdb\u884c\u3002\u901a\u5e38\uff0c\u5982\u679c\u4e0d\u9700\u8981\u5c06\u4fe1\u606f\u4f20\u9012\u5230\u670d\u52a1\u5668\u4ee5\u5c06\u5176\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u90a3\u4e48\u60a8\u4e0d\u5e94\u8be5\u7f16\u5199\u5bfc\u81f4\u5f80\u8fd4\u8fc7\u7a0b\u7684\u4ee3\u7801\u3002\u5982\u679c\u60a8\u5f00\u53d1\u81ea\u5b9a\u4e49\u670d\u52a1\u5668\u63a7\u4ef6\uff0c\u8bf7\u8003\u8651\u8ba9\u5b83\u4eec\u4e3a\u652f\u6301 ECMAScript. \u7684\u6d4f\u89c8\u5668\u5448\u73b0\u5ba2\u6237\u7aef\u4ee3\u7801\u3002\u901a\u8fc7\u4ee5\u8fd9\u79cd\u65b9\u5f0f\u4f7f\u7528\u670d\u52a1\u5668\u63a7\u4ef6\uff0c\u60a8\u53ef\u4ee5\u663e\u8457\u5730\u51cf\u5c11\u4fe1\u606f\u88ab\u4e0d\u5fc5\u8981\u7684\u53d1\u9001\u5230 Web \u670d\u52a1\u5668\u7684\u6b21\u6570\u3002<\/p>\n
\u4f7f\u7528 Page.IsPostBack \u907f\u514d\u5bf9\u5f80\u8fd4\u8fc7\u7a0b\u6267\u884c\u4e0d\u5fc5\u8981\u7684\u5904\u7406<\/p>\n
\u5982\u679c\u60a8\u7f16\u5199\u5904\u7406\u670d\u52a1\u5668\u63a7\u4ef6\u56de\u53d1\u5904\u7406\u7684\u4ee3\u7801\uff0c\u6709\u65f6\u53ef\u80fd\u9700\u8981\u5728\u9996\u6b21\u8bf7\u6c42\u9875\u65f6\u6267\u884c\u5176\u4ed6\u4ee3\u7801\uff0c\u800c\u4e0d\u662f\u5f53\u7528\u6237\u53d1\u9001\u5305\u542b\u5728\u8be5\u9875\u4e2d\u7684 HTML \u7a97\u4f53\u65f6\u6267\u884c\u7684\u4ee3\u7801\u3002\u6839\u636e\u8be5\u9875\u662f\u5426\u662f\u54cd\u5e94\u670d\u52a1\u5668\u63a7\u4ef6\u4e8b\u4ef6\u751f\u6210\u7684\u3002<\/p>\n
\u4f7f\u7528 Page.IsPostBack \u5c5e\u6027\u6709\u6761\u4ef6\u5730\u6267\u884c\u4ee3\u7801<\/p>\n
\u4f8b\u5982\uff0c\u4e0b\u9762\u7684\u4ee3\u7801\u6f14\u793a\u5982\u4f55\u521b\u5efa\u6570\u636e\u5e93\u8fde\u63a5\u548c\u547d\u4ee4\uff0c\u8be5\u547d\u4ee4\u5728\u9996\u6b21\u8bf7\u6c42\u8be5\u9875\u65f6\u5c06\u6570\u636e\u7ed1\u5b9a\u5230 DataGrid \u670d\u52a1\u5668\u63a7\u4ef6\u3002<\/p>\n
void Page_Load(Object sender, EventArgs e) \u3000\u3000<\/p>\n
{ \u3000\u3000<\/p>\n
\/\/ Set up a connection and command here. \u3000\u3000<\/p>\n
if (!Page.IsPostBack) \u3000\u3000<\/p>\n
{ \u3000\u3000<\/p>\n
String query = “select * from Authors where FirstName like ‘%JUSTIN%'”; \u3000\u3000<\/p>\n
myCommand.Fill(ds, “Authors”); \u3000\u3000<\/p>\n
myDataGrid.DataBind(); \u3000\u3000<\/p>\n
} \u3000\u3000<\/p>\n
}<\/p>\n
\u7531\u4e8e\u6bcf\u6b21\u8bf7\u6c42\u65f6\u90fd\u6267\u884c Page_Load \u4e8b\u4ef6\uff0c\u4e0a\u8ff0\u4ee3\u7801\u68c0\u67e5 IsPostBack \u5c5e\u6027\u662f\u5426\u8bbe\u7f6e\u4e3a false\u3002\u5982\u679c\u662f\uff0c\u5219\u6267\u884c\u4ee3\u7801\u3002\u5982\u679c\u8be5\u5c5e\u6027\u8bbe\u7f6e\u4e3a true\uff0c\u5219\u4e0d\u6267\u884c\u4ee3\u7801\u3002\u6ce8\u610f \u5982\u679c\u4e0d\u8fd0\u884c\u8fd9\u79cd\u68c0\u67e5\uff0c\u56de\u53d1\u9875\u7684\u884c\u4e3a\u5c06\u4e0d\u66f4\u6539\u3002Page_Load \u4e8b\u4ef6\u7684\u4ee3\u7801\u5728\u6267\u884c\u670d\u52a1\u5668\u63a7\u4ef6\u4e8b\u4ef6\u4e4b\u524d\u6267\u884c\uff0c\u4f46\u53ea\u6709\u670d\u52a1\u5668\u63a7\u4ef6\u4e8b\u4ef6\u7684\u7ed3\u679c\u624d\u53ef\u80fd\u5728\u8f93\u51fa\u9875\u4e0a\u5448\u73b0\u3002\u5982\u679c\u4e0d\u8fd0\u884c\u8be5\u68c0\u67e5\uff0c\u4ecd\u5c06\u4e3a Page_Load \u4e8b\u4ef6\u548c\u8be5\u9875\u4e0a\u7684\u4efb\u4f55\u670d\u52a1\u5668\u63a7\u4ef6\u4e8b\u4ef6\u6267\u884c\u5904\u7406\u3002 \u3000\u3000<\/p>\n
23. \u5f53\u4e0d\u4f7f\u7528\u4f1a\u8bdd\u72b6\u6001\u65f6\u7981\u7528\u5b83\u3000\u3000<\/p>\n
\u5e76\u4e0d\u662f\u6240\u6709\u7684\u5e94\u7528\u7a0b\u5e8f\u6216\u9875\u90fd\u9700\u8981\u9488\u5bf9\u4e8e\u5177\u4f53\u7528\u6237\u7684\u4f1a\u8bdd\u72b6\u6001\uff0c\u60a8\u5e94\u8be5\u5bf9\u4efb\u4f55\u4e0d\u9700\u8981\u4f1a\u8bdd\u72b6\u6001\u7684\u5e94\u7528\u7a0b\u5e8f\u6216\u9875\u7981\u7528\u4f1a\u8bdd\u72b6\u6001\u3002 \u3000\u3000\u82e5\u8981\u7981\u7528\u9875\u7684\u4f1a\u8bdd\u72b6\u6001\uff0c\u8bf7\u5c06 @ Page \u6307\u4ee4\u4e2d\u7684 EnableSessionState \u5c5e\u6027\u8bbe\u7f6e\u4e3a false\u3002\u4f8b\u5982:<\/p>\n
<%@ Page EnableSessi %>\u6ce8\u610f:\u5982\u679c\u9875\u9700\u8981\u8bbf\u95ee\u4f1a\u8bdd\u53d8\u91cf\uff0c\u4f46\u4e0d\u6253\u7b97\u521b\u5efa\u6216\u4fee\u6539\u5b83\u4eec\uff0c\u5219\u5c06@ Page \u6307\u4ee4\u4e2d\u7684 EnableSessionState \u5c5e\u6027\u8bbe\u7f6e\u4e3aReadOnly\u3002\u8fd8\u53ef\u4ee5\u7981\u7528 XML Web services \u65b9\u6cd5\u7684\u4f1a\u8bdd\u72b6\u6001\u3002\u6709\u5173\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4f7f\u7528 ASP.NET \u548c XML Web services \u5ba2\u6237\u7aef\u521b\u5efa\u7684 XML Web services\u3002\u82e5\u8981\u7981\u7528\u5e94\u7528\u7a0b\u5e8f\u7684\u4f1a\u8bdd\u72b6\u6001\uff0c\u8bf7\u5728\u5e94\u7528\u7a0b\u5e8f Web.config \u6587\u4ef6\u7684 sessionstate \u914d\u7f6e\u8282\u4e2d\u5c06 mode \u5c5e\u6027\u8bbe\u7f6e\u4e3a off\u3002\u4f8b\u5982:<\/p>\n
24. \u4ed4\u7ec6\u9009\u62e9\u4f1a\u8bdd\u72b6\u6001\u63d0\u4f9b\u7a0b\u5e8f\u3000\u3000<\/p>\n
ASP.NET \u4e3a\u5b58\u50a8\u5e94\u7528\u7a0b\u5e8f\u7684\u4f1a\u8bdd\u6570\u636e\u63d0\u4f9b\u4e86\u4e09\u79cd\u4e0d\u540c\u7684\u65b9\u6cd5\uff1a\u8fdb\u7a0b\u5185\u4f1a\u8bdd\u72b6\u6001\u3001\u4f5c\u4e3a Windows \u670d\u52a1\u7684\u8fdb\u7a0b\u5916\u4f1a\u8bdd\u72b6\u6001\u548c SQL Server \u6570\u636e\u5e93\u4e2d\u7684\u8fdb\u7a0b\u5916\u4f1a\u8bdd\u72b6\u6001\u3002\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u81ea\u5df1\u7684\u4f18\u70b9\uff0c\u4f46\u8fdb\u7a0b\u5185\u4f1a\u8bdd\u72b6\u6001\u662f\u8fc4\u4eca\u4e3a\u6b62\u901f\u5ea6\u6700\u5feb\u7684\u89e3\u51b3\u65b9\u6848\u3002\u5982\u679c\u53ea\u5728\u4f1a\u8bdd\u72b6\u6001\u4e2d\u5b58\u50a8\u5c11\u91cf\u6613\u5931\u6570\u636e\uff0c\u5219\u5efa\u8bae\u60a8\u4f7f\u7528\u8fdb\u7a0b\u5185\u63d0\u4f9b\u7a0b\u5e8f\u3002\u8fdb\u7a0b\u5916\u89e3\u51b3\u65b9\u6848\u4e3b\u8981\u7528\u4e8e\u8de8\u591a\u4e2a\u5904\u7406\u5668\u6216\u591a\u4e2a\u8ba1\u7b97\u673a\u7f29\u653e\u5e94\u7528\u7a0b\u5e8f\uff0c\u6216\u8005\u7528\u4e8e\u670d\u52a1\u5668\u6216\u8fdb\u7a0b\u91cd\u65b0\u542f\u52a8\u65f6\u4e0d\u80fd\u4e22\u5931\u6570\u636e\u7684\u60c5\u51b5\u3002\u6709\u5173\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1 ASP.NET \u72b6\u6001\u7ba1\u7406\u3002 \u3000\u3000<\/p>\n
25. \u4e0d\u4f7f\u7528\u4e0d\u5fc5\u8981\u7684Server Control<\/p>\n
ASP.net\u4e2d\uff0c\u5927\u91cf\u7684\u670d\u52a1\u5668\u7aef\u63a7\u4ef6\u65b9\u4fbf\u4e86\u7a0b\u5e8f\u5f00\u53d1\uff0c\u4f46\u4e5f\u53ef\u80fd\u5e26\u6765\u6027\u80fd\u7684\u635f\u5931\uff0c\u56e0\u4e3a\u7528\u6237\u6bcf\u64cd\u4f5c\u4e00\u6b21\u670d\u52a1\u5668\u7aef\u63a7\u4ef6\uff0c\u5c31\u4ea7\u751f\u4e00\u6b21\u4e0e\u670d\u52a1\u5668\u7aef\u7684\u5f80\u8fd4\u8fc7\u7a0b\u3002\u56e0\u6b64\uff0c\u975e\u5fc5\u8981\uff0c\u5e94\u5f53\u5c11\u4f7f\u7528Server Control\u3002 \u3000\u3000<\/p>\n
26. ASP.NET\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u6d4b\u8bd5\u3000\u3000<\/p>\n
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