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ASP Session_OnStartSession_OnEnd 事件


❮ Session 对象完整参考

Session_OnStart 事件

Session_OnStart 事件在服务器创建会话时发生。

此事件放置在 Global.asa 文件中。

Session_OnEnd 事件

Session_OnEnd 事件在会话结束时发生(会话被放弃或超时)。

此事件放置在 Global.asa 文件中。

注意:无法在 Session_OnEnd 代码中使用 MapPath 方法。

语法

<script language="vbscript" runat="server">

Sub Session_OnStart
. . .
End Sub

Sub Session_OnEnd
. . .
End Sub

</script>

示例

Global.asa

<script language="vbscript" runat="server">

Sub Application_OnEnd()
Application("totvisitors")=Application("visitors")
End Sub

Sub Application_OnStart
Application("visitors")=0
End Sub

Sub Session_OnStart
Application.Lock
Application("visitors")=Application("visitors")+1
Application.UnLock
End Sub

Sub Session_OnEnd
Application.Lock
Application("visitors")=Application("visitors")-1
Application.UnLock
End Sub

</script>

在 ASP 文件中显示当前访客数量

<html>
<head>
</head>
<body>
<p>
当前有 <%response.write(Application("visitors"))%>
人在线!
</p>
</body>
</html>

❮ Session 对象完整参考
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