📄 comparevalidator1.aspx

📁 ASP.net动画教程

💻 ASPX

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<% @ Page Language="C#" %>
<Script Language="C#" Runat="Server">
public void Page_Load(Object src,EventArgs e)
{
	cv.Operator = (ValidationCompareOperator)opera.SelectedIndex;
}
public void Selected(Object sender,EventArgs e)
{
	cv.Validate();
	if(Page.IsValid)
	{
		show.Text = "已经通过验证";
	}
	else
	{
		show.Text = "没有通过验证";
	}
		
}
</script>
<html>
<head>
<title></title>
</head>
<body>
<form runat="server">
<table>
<tr><td colspan=2 align="center"><b>CompareValidator控件演示</b></td></tr>
<tr>
	<td>需要验证的数字：</td>
	<td><asp:TextBox id="Number1" runat="server" /></td>
</tr>
<tr>
	<td>与之比较的数字：</td>
	<td><asp:TextBox id="Number2" runat="server" /></td>
</tr>
<tr>
	<td colspan=2>
		<asp:DropDownList id="opera" AutoPostBack="True" OnSelectedIndexChanged="Selected" runat="server">
			<asp:ListItem value="Equal">等于</asp:ListItem>
			<asp:ListItem value="NotEqual">不等于</asp:ListItem>
			<asp:ListItem value="GreaterThan">大于</asp:ListItem>
			<asp:ListItem value="GreaterThanEqual">大于或等于</asp:ListItem>
			<asp:ListItem value="LessThan">小于</asp:ListItem>
			<asp:ListItem value="LessThanEqual">小于或等于</asp:ListItem>
		</asp:DropDownList>
	</td>
</tr>
</table>
<hr>
<asp:CompareValidator id="cv" runat="server" ControlToValidate="Number1" ControlToCompare="Number2" Type="Integer"/>
<asp:Label id="show" ForeColor="red" runat="server" />
	
</form>
</body>
</html>

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