using?System;
using?System.Collections.Generic;
using?System.Text;
using?System.Data.SqlClient;

namespace?MySchool
{
????//?存放數(shù)據(jù)庫連接字符串和數(shù)據(jù)庫連接對(duì)象
????class?DBHelper
????{
????????//?數(shù)據(jù)庫連接字符串????????
????????public?static?string?connectionString?=?“server=localhost;database=Ctgu;uid=sa;pwd=123“;
????????//?數(shù)據(jù)庫連接對(duì)象
????????public?static?SqlConnection?connection?=?new?SqlConnection（connectionString）;
????}
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-12-07?17:32??OlineTest\
?????文件?????6291456??2013-12-07?18:33??OlineTest\Ctgu.mdf
?????文件?????1048576??2013-12-07?18:33??OlineTest\Ctgu_log.ldf
?????目錄???????????0??2013-04-12?17:30??OlineTest\test_online\
?????目錄???????????0??2013-04-12?17:30??OlineTest\test_online\Ctgu\
?????目錄???????????0??2013-04-12?17:30??OlineTest\test_online\Ctgu\Source\
?????目錄???????????0??2013-04-12?17:32??OlineTest\test_online\Ctgu\Source\MySchool\
?????文件???????48128??2013-03-31?15:02??OlineTest\test_online\Ctgu\Source\MySchool（沖突_ZHW_2013-03-31?15-02-22）.suo
?????文件?????????930??2013-04-06?13:33??OlineTest\test_online\Ctgu\Source\MySchool.sln
?????文件???????85504??2013-12-07?18:32??OlineTest\test_online\Ctgu\Source\MySchool.suo
?????目錄???????????0??2013-04-12?17:30??OlineTest\test_online\Ctgu\Source\MySchool\Admin\
?????文件????????4118??2013-04-07?21:45??OlineTest\test_online\Ctgu\Source\MySchool\Admin\AdminForm.cs
?????文件????????7737??2013-04-07?21:25??OlineTest\test_online\Ctgu\Source\MySchool\Admin\AdminForm.Designer.cs
?????文件??????211425??2013-04-07?21:25??OlineTest\test_online\Ctgu\Source\MySchool\Admin\AdminForm.resx
?????文件?????????144??2013-04-12?17:32??OlineTest\test_online\Ctgu\Source\MySchool\app.config
?????目錄???????????0??2013-04-12?17:30??OlineTest\test_online\Ctgu\Source\MySchool\bin\
?????目錄???????????0??2013-04-12?17:32??OlineTest\test_online\Ctgu\Source\MySchool\bin\Debug\
?????文件??????120320??2013-03-24?15:33??OlineTest\test_online\Ctgu\Source\MySchool\bin\Debug\MySchool（沖突_ZHW_2013-03-24?15-33-46）.pdb
?????文件?????2076672??2013-03-31?17:14??OlineTest\test_online\Ctgu\Source\MySchool\bin\Debug\MySchool（沖突_ZHW_2013-03-31?17-14-46）.exe
?????文件?????2355200??2013-12-07?18:28??OlineTest\test_online\Ctgu\Source\MySchool\bin\Debug\MySchool.exe
?????文件?????????144??2013-04-12?17:32??OlineTest\test_online\Ctgu\Source\MySchool\bin\Debug\MySchool.exe.config
?????文件??????265728??2013-12-07?18:28??OlineTest\test_online\Ctgu\Source\MySchool\bin\Debug\MySchool.pdb
?????文件???????11592??2013-12-07?18:31??OlineTest\test_online\Ctgu\Source\MySchool\bin\Debug\MySchool.vshost.exe
?????文件?????????144??2013-04-12?17:32??OlineTest\test_online\Ctgu\Source\MySchool\bin\Debug\MySchool.vshost.exe.config
?????文件?????????490??2010-03-17?22:39??OlineTest\test_online\Ctgu\Source\MySchool\bin\Debug\MySchool.vshost.exe.manifest
?????目錄???????????0??2013-04-12?17:30??OlineTest\test_online\Ctgu\Source\MySchool\bin\Release\
?????文件???????10882??2013-04-12?17:32??OlineTest\test_online\Ctgu\Source\MySchool\Ctgu_Test_Online.csproj
?????文件?????????451??2011-04-24?12:27??OlineTest\test_online\Ctgu\Source\MySchool\Ctgu_Test_Online.csproj.user
?????文件?????????456??2013-12-07?18:28??OlineTest\test_online\Ctgu\Source\MySchool\DBHelper.cs
?????文件??????136606??2013-03-30?19:21??OlineTest\test_online\Ctgu\Source\MySchool\Icon?（2）.ico
?????文件???????60161??2013-03-30?19:14??OlineTest\test_online\Ctgu\Source\MySchool\Icon.png
............此處省略115個(gè)文件信息