using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Drawing;
using?System.Data;
using?System.Linq;
using?System.Text;
using?System.Windows.Forms;

namespace?EnglishTextBox
{
????public?partial?class?E_TextBox?:?TextBox
????{
????????public?E_TextBox（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?E_TextBox_KeyDown（object?sender?KeyEventArgs?e）
????????{

????????}

????????private?void?E_TextBox_KeyPress（object?sender?KeyPressEventArgs?e）
????????{
????????????if?（!（（e.KeyChar?<=?‘z‘?&&?e.KeyChar?>=?‘a‘）?||?（e.KeyChar?<=?‘Z‘?&&?e.KeyChar?>=?‘A‘）?||?e.KeyChar?==?‘\b‘?||?e.KeyChar?==?‘\r‘））//如果輸入的數字
????????????{
????????????????e.Handled?=?true;//處理KeyPress事件
????????????}
????????}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????932??2009-02-12?10:21??sj\01\EnglishTextBox\EnglishTextBox.sln
?????文件???????16896??2009-02-12?10:36??sj\01\EnglishTextBox\EnglishTextBox.suo
?????文件????????4103??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\EnglishTextBox.csproj
?????文件?????????827??2009-02-12?10:34??sj\01\EnglishTextBox\EnglishTextBox\E_TextBox.cs
?????文件????????1315??2009-02-12?10:34??sj\01\EnglishTextBox\EnglishTextBox\E_TextBox.Designer.cs
?????文件????????5995??2009-02-12?10:34??sj\01\EnglishTextBox\EnglishTextBox\E_TextBox.resx
?????文件?????????364??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\Form1.cs
?????文件????????1888??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\Form1.Designer.cs
?????文件????????5814??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\Form1.resx
?????文件?????????495??2009-02-12?10:21??sj\01\EnglishTextBox\EnglishTextBox\Program.cs
?????文件????????8704??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\bin\Debug\EnglishTextBox.exe
?????文件???????30208??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\bin\Debug\EnglishTextBox.pdb
?????文件???????14328??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\bin\Debug\EnglishTextBox.vshost.exe
?????文件?????????490??2007-07-21?01:33??sj\01\EnglishTextBox\EnglishTextBox\bin\Debug\EnglishTextBox.vshost.exe.manifest
?????文件????????1218??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\obj\Debug\EnglishTextBox.csproj.FileListAbsolute.txt
?????文件?????????909??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\obj\Debug\EnglishTextBox.csproj.GenerateResource.Cache
?????文件????????8704??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\obj\Debug\EnglishTextBox.exe
?????文件?????????180??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\obj\Debug\EnglishTextBox.E_TextBox.resources
?????文件?????????180??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\obj\Debug\EnglishTextBox.Form1.resources
?????文件???????30208??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\obj\Debug\EnglishTextBox.pdb
?????文件?????????180??2009-02-12?10:35??sj\01\EnglishTextBox\EnglishTextBox\obj\Debug\EnglishTextBox.Properties.Resources.resources
?????文件????????1360??2009-02-12?10:21??sj\01\EnglishTextBox\EnglishTextBox\Properties\AssemblyInfo.cs
?????文件????????2878??2009-02-12?10:21??sj\01\EnglishTextBox\EnglishTextBox\Properties\Resources.Designer.cs
?????文件????????5612??2009-02-12?10:21??sj\01\EnglishTextBox\EnglishTextBox\Properties\Resources.resx
?????文件????????1099??2009-02-12?10:21??sj\01\EnglishTextBox\EnglishTextBox\Properties\Settings.Designer.cs
?????文件?????????249??2009-02-12?10:21??sj\01\EnglishTextBox\EnglishTextBox\Properties\Settings.settings
?????文件?????????929??2009-02-12?10:38??sj\02\RestrictDigit\RestrictDigit.sln
?????文件???????16384??2009-02-12?11:03??sj\02\RestrictDigit\RestrictDigit.suo
?????文件?????????363??2009-02-12?11:00??sj\02\RestrictDigit\RestrictDigit\Form1.cs
?????文件????????1926??2009-02-12?11:00??sj\02\RestrictDigit\RestrictDigit\Form1.Designer.cs
?????文件????????5814??2009-02-12?11:00??sj\02\RestrictDigit\RestrictDigit\Form1.resx
............此處省略45個文件信息