sessionstate.asmx

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<%@ WebService Class="SessionStateExample" %>

Imports System.Web.Services

Public Class SessionStateExample
  Inherits WebService

  <WebMethod(EnableSession:=true)> Public Function SetSession(key As String, item As String)
    Session(key) = item
  End Function

  <WebMethod(EnableSession:=true)> Public Function GetSession(key As String) As String
    Return Session(key)  
  End Function
End Class