There are two ways to implement this functionality:
1. Application
Using the Application object: If you are doing a large community, you may want to generate a appliaction for each login ID, which is not recommended here, although the program is simpler to design but has too many landing users and consumes server resources. Because the Appliaction object is easy to generate when the user logs on, but to be truly released as the user exits the system, there is no better way to go.
<%
..... Take user name username .....
If Application (username) <> "" Then
Response.Write "This user is logged in"
Response.End
End If
Application (username) =username ' "" in the user name
%>
Add the session OnEnd event to the global file, application ("Isuserlogin") when offline =false
In addition, to detect whether puppet, there is a special way, is a server object in the
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