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

namespace?OnLineTest.DAL
{
????public?class?DBHelper
????{
????????private?static?readonly?string?str?=?ConfigurationManager.ConnectionStrings[“OnLineTest“].ToString（）;

????????///?

????????///?增刪改查
????????///?

????????///?sql語句
????????///?sql參數
????????///?行數
????????public?static?int?ExeCuteNonQuery（string?sql?params?SqlParameter[]?parm）
????????{
????????????using?（SqlConnection?conn?=?new?SqlConnection（str））
????????????{
????????????????using?（SqlCommand?comm?=?new?SqlCommand（sql?conn））
????????????????{

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-10-26?19:45??OnLineTest.BLL\
?????文件?????????789??2016-10-26?19:45??OnLineTest.BLL\ErrorBLL.cs
?????文件????????3054??2016-10-26?19:46??OnLineTest.BLL\OnLineTest.BLL.csproj
?????目錄???????????0??2016-10-23?12:01??OnLineTest.BLL\Properties\
?????文件????????1352??2016-10-19?08:34??OnLineTest.BLL\Properties\AssemblyInfo.cs
?????文件????????2947??2016-10-26?08:59??OnLineTest.BLL\QuestionInfoBLL.cs
?????文件????????1036??2016-10-26?10:32??OnLineTest.BLL\ScoreBLL.cs
?????文件?????????406??2016-10-26?09:27??OnLineTest.BLL\TimeBLL.cs
?????文件????????2108??2016-10-25?14:48??OnLineTest.BLL\UserInfoBLL.cs
?????目錄???????????0??2016-10-23?12:01??OnLineTest.BLL\bin\
?????目錄???????????0??2016-10-27?20:35??OnLineTest.BLL\bin\Debug\
?????文件????????6656??2016-10-27?20:35??OnLineTest.BLL\bin\Debug\OnLineTest.BLL.dll
?????文件???????24064??2016-10-27?20:35??OnLineTest.BLL\bin\Debug\OnLineTest.BLL.pdb
?????文件???????13824??2016-10-27?20:35??OnLineTest.BLL\bin\Debug\OnLineTest.DAL.dll
?????文件???????30208??2016-10-27?20:35??OnLineTest.BLL\bin\Debug\OnLineTest.DAL.pdb
?????文件????????8192??2016-10-27?20:35??OnLineTest.BLL\bin\Debug\OnLineTest.Model.dll
?????文件????????7680??2016-10-27?20:35??OnLineTest.BLL\bin\Debug\OnLineTest.Model.pdb
?????目錄???????????0??2016-10-27?20:36??OnLineTest.BLL\bin\Release\
?????目錄???????????0??2016-10-23?12:01??OnLineTest.BLL\obj\
?????目錄???????????0??2016-10-27?20:35??OnLineTest.BLL\obj\Debug\
?????文件????????6555??2016-10-26?08:12??OnLineTest.BLL\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????文件????????1839??2016-10-27?20:35??OnLineTest.BLL\obj\Debug\OnLineTest.BLL.csproj.FileListAbsolute.txt
?????文件???????10161??2016-10-27?20:35??OnLineTest.BLL\obj\Debug\OnLineTest.BLL.csprojResolveAssemblyReference.cache
?????文件????????6656??2016-10-27?20:35??OnLineTest.BLL\obj\Debug\OnLineTest.BLL.dll
?????文件???????24064??2016-10-27?20:35??OnLineTest.BLL\obj\Debug\OnLineTest.BLL.pdb
?????目錄???????????0??2016-10-27?20:36??OnLineTest.BLL\obj\Debug\TempPE\
?????文件???????????0??2016-10-19?08:34??OnLineTest.BLL\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
?????文件???????????0??2016-10-19?08:34??OnLineTest.BLL\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
?????文件???????????0??2016-10-19?08:34??OnLineTest.BLL\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
?????目錄???????????0??2016-10-23?12:01??OnLineTest.DB\
?????文件?????6291456??2016-10-27?20:36??OnLineTest.DB\OnLineTest.mdf
............此處省略140個文件信息