by Rajesh Sivaraman (4 Submissions)
Category: String Manipulation
Compatability: VB 6.0
Difficulty: Unknown Difficulty
Originally Published: Thu 1st July 2004
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
'Simple code to allow only characters to be typed into a textbox without 'using any API's ."DELETE", "BACKSPACE" AND "." keys also work.
VBcoders
'Submitted by Rajesh Sivaraman [email protected]
'Simple code to allow only characters to be typed into a textbox without
'using any API's ."DELETE", "BACKSPACE" AND "." keys also work. Nothing
'happens when numbers are typed.
'code
Private Sub Text1_KeyPress(KeyAscii As Integer)
'ascii 8 stands for-backspace,46-delete , 65-90 stands for A to Z and 97-122 stands for a to z
If KeyAscii <> 8 And KeyAscii <> 46 And KeyAscii < 65 Or KeyAscii > 90 And KeyAscii < 97 Or KeyAscii > 122 Then
KeyAscii = 0
End If
End Sub
'Aliter
'The same above is made into a function which you can put in a module and use
'in multiple forms by simply calling the function.
Public Function charonly(KeyAscii As Integer)
If KeyAscii <> 8 And KeyAscii <> 46 And KeyAscii < 65 Or KeyAscii > 90 And KeyAscii < 97 Or KeyAscii > 122 Then
charonly = 0
Else
charonly = KeyAscii
End If
End Function
'The function can be called as shown below
Private Sub Text1_KeyPress(KeyAscii As Integer)
KeyAscii = charonly(KeyAscii)
End Sub
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