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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default3.aspx.cs" Inherits="Default3" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>无标题页</title>
<script type="text/javascript">
function func(oSrc, args)//验证和不能为0
{
var v1 = parseInt(document.getElementById("TextBox1").value,10);
var v2 = parseInt(document.getElementById("TextBox2").value,10);
args.IsValid = (v1 + v2 != 0);
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:TextBox ID="TextBox1" runat="server">0</asp:TextBox>
<asp:TextBox ID="TextBox2" runat="server">0</asp:TextBox>
<asp:CustomValidator ID="CustomValidator1" runat="server" ControlToValidate="TextBox1"
ErrorMessage="和不能为0" ClientValidationFunction="func"></asp:CustomValidator>
<br />
<br />
<asp:Button ID="Button1" runat="server" Text="确定" /></div>
</form>
</body>
</html>
<asp:TextBox ID="TextBox2" onblur="javascript:Page_ClientValidate();"