requiredfieldvalidator.aspx
来自「这是《ASP.NET编程实作教程》一书中的源文件 如果有此书的朋友不防下载过来参」· ASPX 代码 · 共 59 行
ASPX
59 行
<html>
<head>
<script language="C#" runat=server>
void ValidateBtn_Click(Object Sender, EventArgs E) {
if (Page.IsValid == true) {
lblOutput.Text = "通过验证";
}
else {
lblOutput.Text = "您不能跳过必要的输入";
}
}
</script>
</head>
<body>
<form runat="server">
<table bgcolor="#eeeeee" cellpadding=10>
<tr valign="top">
<td>
<asp:Label ID="lblOutput" Text="下面都是必填字段"
ForeColor="red" runat=server /><br>
</td>
</tr>
<tr>
<td align=right>您想使用的ID</td>
<td><ASP:TextBox id=yourID runat=server /></td>
<td align=middle rowspan=1>
<asp:RequiredFieldValidator
id="RequiredFieldValidator1"
ControlToValidate="yourID"
InitialValue="" Width="100%" runat=server>
*
</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td align=right>您的Email地址</td>
<td><ASP:TextBox id=yourEmail runat=server /></td>
<td>
<asp:RequiredFieldValidator
id="RequiredFieldValidator2"
ControlToValidate="yourEmail"
Width="100%" runat=server>
*
</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td><ASP:Button id=Button1 text="提交" OnClick="ValidateBtn_Click" runat=server /></td>
</tr>
</table>
</form>
</body>
</html>
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