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<%@ WebService Language="C#" Class="Sample.WebServiceFoundation" %>
using System;
using System.Web;
using System.Web.Services;
using System.Web.Services.Protocols;
using System.Web.Script.Services;
namespace Sample
{
[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
[ScriptService]
public class WebServiceFoundation : System.Web.Services.WebService
{
[WebMethod]
public void onbeforeunload()
{
//减少一个用户
}
}
}
<form id="form1" runat="server">
<asp:ScriptManager ID="ScriptManager1" runat="server" ScriptMode="Debug">
<Services>
<asp:ServiceReference Path="WebServiceFoundation.asmx" InlineScript="true" />
</Services>
</asp:ScriptManager>
<script>
function CloseOpen() {
if(event.clientX<=0 && event.clientY<0) {
Sample.WebServiceFoundation.onbeforeunload();
</script>
<body onbeforeunload="CloseOpen()">