using?System;
using?System.Collections.Generic;
using?System.Data;
using?System.Data.OleDb;
using?System.Data.SqlClient;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;

namespace?TEST
{
????class?DbAccess
????{
????????private?string?conn_str?=?null;
????????private?OleDbConnection?ole_connection?=?null;
????????private?OleDbCommand?ole_command?=?null;
????????private?OleDbDataReader?ole_reader?=?null;
????????private?DataTable?dt?=?null;

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

????????///?構造函數
????????///?

????????public?DbAccess（）
????????{
????????????conn_str?=?@“Provider=Microsoft.Jet.OLEDB.4.0;Data?Source=?“+System.Windows.Forms.Application.StartupPath?+?“\\Database1.mdb“;
????????????InitDB（）;
????????}

????????private?void?InitDB（）
??????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????187??2020-06-17?14:16??TEST\TEST\App.config

?????文件?????442368??2020-06-18?14:05??TEST\TEST\bin\Debug\Database1.mdb

?????文件??????18432??2020-06-18?14:03??TEST\TEST\bin\Debug\TEST.exe

?????文件????????187??2020-06-17?14:16??TEST\TEST\bin\Debug\TEST.exe.config

?????文件??????40448??2020-06-18?14:03??TEST\TEST\bin\Debug\TEST.pdb

?????文件??????24224??2020-06-18?14:05??TEST\TEST\bin\Debug\TEST.vshost.exe

?????文件????????187??2020-06-17?14:16??TEST\TEST\bin\Debug\TEST.vshost.exe.config

?????文件???????5930??2020-06-18?11:01??TEST\TEST\DbAccess.cs

?????文件???????1721??2020-06-18?13:47??TEST\TEST\EditStudentForm.cs

?????文件???????6079??2020-06-18?13:15??TEST\TEST\EditStudentForm.Designer.cs

?????文件???????5817??2020-06-18?13:15??TEST\TEST\EditStudentForm.resx

?????文件???????4078??2020-06-18?14:03??TEST\TEST\Form1.cs

?????文件???????9139??2020-06-18?14:03??TEST\TEST\Form1.Designer.cs

?????文件???????5817??2020-06-18?14:03??TEST\TEST\Form1.resx

?????文件????????865??2020-06-17?14:16??TEST\TEST\obj\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????6967??2020-06-18?09:29??TEST\TEST\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件??????????0??2020-06-17?14:16??TEST\TEST\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs

?????文件??????????0??2020-06-17?14:16??TEST\TEST\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs

?????文件??????????0??2020-06-17?14:16??TEST\TEST\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs

?????文件????????737??2020-06-18?14:05??TEST\TEST\obj\Debug\TEST.csproj.FileListAbsolute.txt

?????文件???????1045??2020-06-18?14:03??TEST\TEST\obj\Debug\TEST.csproj.GenerateResource.Cache

?????文件???????2211??2020-06-17?14:28??TEST\TEST\obj\Debug\TEST.csprojResolveAssemblyReference.cache

?????文件????????180??2020-06-18?13:17??TEST\TEST\obj\Debug\TEST.EditStudentForm.resources

?????文件??????18432??2020-06-18?14:03??TEST\TEST\obj\Debug\TEST.exe

?????文件????????180??2020-06-18?14:03??TEST\TEST\obj\Debug\TEST.Form1.resources

?????文件??????40448??2020-06-18?14:03??TEST\TEST\obj\Debug\TEST.pdb

?????文件????????180??2020-06-18?09:48??TEST\TEST\obj\Debug\TEST.Properties.Resources.resources

?????文件????????516??2020-06-17?14:16??TEST\TEST\Program.cs

?????文件???????1350??2020-06-17?14:16??TEST\TEST\Properties\AssemblyInfo.cs

?????文件???????2860??2020-06-17?14:16??TEST\TEST\Properties\Resources.Designer.cs

............此處省略19個文件信息