?? ex21vb.aspx
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<%@ Page Language="VB"%>
<html>
<head>
</head>
<title>第二十一例 RangeValidator、RequiredFieldValidator、RegularExpressionValidator 和ValidationSummary控件使用</title>
<body>
<head>
<script language="VB" runat=server>
Sub Button_Click( sender As Object, E As EventArgs )
lblOutput.Text = ""
'進行范圍驗證
Range1.Validate()
if Page.IsValid = true
lblOutput.Text = "驗 證 通 過!"
else
lblOutput.Text = "驗證沒有通過!"
End If
End Sub
</script>
</head>
<h3><font face="Verdana">第二十一例 RangeValidator、RequiredFieldValidator、RegularExpressionValidator 和validationSummary控件使用</font></h3>
<p>
<form runat="server">
<table cellpadding=10>
<tr>
<td>
<table bgcolor="#eeeeee" cellpadding=10>
<tr>
<td colspan=3>
<font face=Verdana size=2><b>信用卡信息</b></font>
</td>
</tr>
<tr>
<td align=right>
<font face=Verdana size=2>信用卡類型:</font>
</td>
<td>
<asp:RadioButtonList id=RadioButtonList1
RepeatLayout="Flow"
runat=server>
<asp:ListItem>京 卡</asp:ListItem>
<asp:ListItem>牡丹卡</asp:ListItem>
</asp:RadioButtonList>
</td>
<td align=middle rowspan=1>
<!--此控件喲用于檢驗是否輸入了值-->
<asp:RequiredFieldValidator
id="RequiredFieldValidator1"
ControlToValidate="RadioButtonList1"
ErrorMessage="信用卡類型. "
Display="Static"
InitialValue="" Width="100%" runat=server>
*
</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td align=right>
<font face=Verdana size=2>信用卡卡號:</font>
</td>
<td>
<asp:TextBox id=TextBox1 runat=server />
<asp:label id=lblOutput ForeColor="red" Font-Name="Verdana" Font-Size="10" runat=server />
</td>
<td>
<!--此控件喲用于檢驗是否輸入了值-->
<asp:RequiredFieldValidator
id="RequiredFieldValidator2"
ControlToValidate="TextBox1"
ErrorMessage="信用卡卡號. "
Display="Static"
Width="100%" runat=server>
*
</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td></td>
<td>
<asp:Button
id=Button1
text="驗 證"
OnClick="Button_Click"
runat=server />
</td>
<td></td>
</tr>
</table>
</td>
<td valign=top>
<table cellpadding=20>
<tr>
<td>
<!--此控件用于檢驗是否所有的控件均被使用-->
<asp:ValidationSummary
id="valSum"
DisplayMode="BulletList"
runat="server"
ShowSummary="True"
HeaderText="您必須輸入下列值:"
Font-Name="verdana"
Font-Size="12"/>
<!--此控件用于檢驗輸入的范圍是否正確-->
<asp:RangeValidator id="Range1"
ControlToValidate="TextBox1"
Type="Integer"
MinimumValue =10000
MaximumValue =99999
runat="server"/>
<!--此控件用于檢驗輸入的信用卡號是否為五位-->
<asp:RegularExpressionValidator id="RegularExpressionValidator1"
runat="server"
ControlToValidate="TextBox1"
ValidationExpression="^\d{5}$"
Display="Static"
Font-Name="verdana"
Font-Size="12pt">
<BR>信用卡必須是五位數字
</asp:RegularExpressionValidator>
</td>
</tr>
</table>
</td>
</tr>
</table>
</form>
</body>
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