📄 webform1.aspx
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<%@ Page language="c#" Codebehind="WebForm1.aspx.cs" AutoEventWireup="false" Inherits="RegExValidator.WebForm1" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>WebForm1</title>
<meta name="GENERATOR" Content="Microsoft Visual Studio 7.0">
<meta name="CODE_LANGUAGE" Content="C#">
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5">
</HEAD>
<body>
<form id="Form1" method="post" runat="server">
<P><FONT face="宋体">RegularExpressionValidator使用范例：</FONT></P>
<P>
<TABLE id="Table1" cellSpacing="1" cellPadding="1" width="300" border="1">
<TR>
<TD style="WIDTH: 104px"><FONT face="宋体">Email：</FONT></TD>
<TD><FONT face="宋体">
<asp:TextBox id="txtEmail" runat="server"></asp:TextBox></FONT></TD>
<TD>
<asp:RegularExpressionValidator id="RegularExpressionValidator1" runat="server" ErrorMessage="Email格式无效！" ValidationExpression="\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*" Width="139px" ControlToValidate="txtEmail"></asp:RegularExpressionValidator></TD>
</TR>
<TR>
<TD style="WIDTH: 104px"><FONT face="宋体">电话：</FONT></TD>
<TD>
<asp:TextBox id="txtPhone" runat="server"></asp:TextBox></TD>
<TD>
<asp:RegularExpressionValidator id="RegularExpressionValidator2" runat="server" ErrorMessage="电话格式无效！" ValidationExpression="(\(\d{3}\)|\d{3}-)?\d{8}" ControlToValidate="txtPhone"></asp:RegularExpressionValidator></TD>
</TR>
<TR>
<TD style="WIDTH: 104px"><FONT face="宋体">网址：</FONT></TD>
<TD>
<asp:TextBox id="txtUrl" runat="server"></asp:TextBox></TD>
<TD>
<asp:RegularExpressionValidator id="RegularExpressionValidator3" runat="server" ErrorMessage="网址无效！" ValidationExpression="http://([\w-]+\.)+[\w-]+(/[\w- ./?%&=]*)?" ControlToValidate="txtUrl"></asp:RegularExpressionValidator></TD>
</TR>
<tr>
<td style="WIDTH: 104px"><FONT face="宋体">4位数字：</FONT>
</td>
<td>
<asp:TextBox id="txtNumber" runat="server"></asp:TextBox>
</td>
<td>
<asp:RegularExpressionValidator id="RegularExpressionValidator4" runat="server" ErrorMessage="不是4位数字！" ValidationExpression="[0-9]{4}" ControlToValidate="txtNumber"></asp:RegularExpressionValidator>
</td>
</tr>
</TABLE>
</P>
<FONT face="宋体"> </FONT>
<asp:Button id="Button1" runat="server" Width="60px" Text="提交"></asp:Button>
</form>
</body>
</HTML>
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