Validasi Visual Basic hanya input angka dan huruf

Public Sub AlphaNumericValid(KeyAscii As Integer)

Const Character = "0123456789AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz "

If KeyAscii <> 8 And KeyAscii <> 13 Then

   If InStr(Character, Chr(KeyAscii)) = 0 Then

      KeyAscii = 0

      Exit Sub

   End If

End If

End Sub

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