Demonstration of IsPostBack property (VB.net) : Postback « Page « ASP.Net






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Demonstration of IsPostBack property (VB.net)

<% @Page Language="vb" %>
<html>
<head>
<title>IsPostBack Demonstration</title>
<script runat="server" >
   Sub Page_Load(Sender As Object, e As EventArgs)
      If Not IsPostBack Then
         lblMessage.Text = "Before PostBack" 
      Else
         lblMessage.Text = "Posted Back" 
      End If
   End Sub
</script>
</head>
<body> 
   <h1>Demonstration of IsPostBack property</h1>
   <form id="frmPostBack" runat="server">
      <asp:label id="lblMessage" runat="server"/>
      <asp:Button type="Submit" text="Post Back" runat="server"/>
   </form>
</body>
</html>








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