title: how to accept value in date format in textbox in C# windows form?
body: <p>I have a Field in my windows form that asks user to enter their Birth Date...
  How do i validate my form to accept only numbers and "/"( separator Symbol ) and also in dd/mm/yyyy format..
  Also day should be less than 31, Month should be less than 12 and Year not greater than 2012</p>