📄 requiredfieldvalidator.aspx
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<% @ Page Language="C#" %>
<Script Language="C#" Runat="Server">
public void Page_Load(Object src,EventArgs e)
{
if(Page.IsPostBack)
{
if(Page.IsValid)
{
show.Text = "通过验证！";
}
else
{
show.Text = "未通过验证！";
}
}
}
</script>
<html>
<head>
<title></title>
</head>
<body>
<html>
<H3>使用RequiredFieldValidator控件<Hr></H3>
</html>
<center>
<form runat="server">
<table>
<tr><td colspan=2 align="center">带*为必填项目</td></tr>
<tr>
<td>姓名：</td>
<td><asp:TextBox id="name" runat="server" size="12"/>*
<asp:RequiredFieldValidator id="rfv1" runat="server"
ControlToValidate="name"
Display="Static"
>
</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td>性别：</td>
<td><asp:TextBox id="sex" runat="server" size="12"/>*
<asp:RequiredFieldValidator id="rfv2" runat="server"
ControlToValidate="sex"
Display="Static"
>
</asp:RequiredFieldValidator>
</td>
</tr><tr>
<td></td>
<td><asp:Button Text="提交" runat="server" /></td>
</tr>
</table>
<asp:Label id="show" ForeColor="red" runat="server" />
</form>
</center>
</body>
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