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A method to allow the user to enter only certain specific characters into a text box and ignore any other key. In this example only numbers, the Backspace key and the period will be allowed, everything else is ignored.
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Submitted By: Jayman
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Rating:
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Views: 21,049 |
Language: VB.NET
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Last Modified: August 9, 2006 |
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Instructions: Put this code inside the KeyPress event for any text box that you want to limit user input. |
Snippet
'allow only numbers, the Backspace key and the period If (e.KeyChar < "0" OrElse e.KeyChar > "9") _ AndAlso e.KeyChar <> ControlChars.Back AndAlso e.KeyChar <> "." Then 'cancel keys e.Handled = True End If
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