myfirstcontrol.vb

This is a book about vb.you could learn this from this book

Imports System
Imports System.Web.UI

Namespace WroxControls 

  Public Class MyFirstControl

  Inherits Control

    Overrides Protected Sub Render(writer as HtmlTextWriter) 
      writer.Write("<h1>ASP.NET Control Development in VB</h1>") 
    End Sub

  End Class

End Namespace