ASP Application_OnStart and Application_OnEnd event
Application_OnStart event
Application_OnStart event occurs before the first new session is created (when the Application object is first referenced).
This event is placed in the Global.asa file.
Note: When referencing Session, Request or Response object Application_OnStart event script throws an error.
Application_OnEnd event
Application_OnEnd event occurs at the end of the application (when the web server is down).
This event is placed in the Global.asa file.
Note: MapPath method can not be used Application_OnEnd code.
grammar
<script language="vbscript" runat="server">
Sub Application_OnStart
. . .
End Sub
Sub Application_OnEnd
. . .
End Sub
</script>
Sub Application_OnStart
. . .
End Sub
Sub Application_OnEnd
. . .
End Sub
</script>
Examples
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>
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>
ASP file is displayed in the current number of visitors:
<html>
<head>
</head>
<body>
<p>
There are <%response.write(Application("visitors"))%>
online now!
</p>
</body>
</html>
<head>
</head>
<body>
<p>
There are <%response.write(Application("visitors"))%>
online now!
</p>
</body>
</html>
Complete Application Object Reference