Determine / Prevent users from entering Numbers or Alpha Characters

by DrgnCreep (2 Submissions)
Category: String Manipulation
Compatability: Visual Basic 4.0 (32-bit)
Difficulty: Unknown Difficulty
Originally Published: Wed 11^th October 2000
Date Added: Mon 8^th February 2021
Rating: (1 Votes)

Rate Determine / Prevent users from entering Numbers or Alpha Characters



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Sub CheckString (strTest as String)
'Be sure to pass the string to test...
'i.e. Call CheckString Text1.Text

'Replace Msgbox with other code if you like

   If IsNumeric(strTest) = True Then 
        Msgbox "String Value Passed is Numeric"
   End If
   If IsNumeric (strTest) = False Then
        Msgbox "String Value Passed is Alpha"
   End If
End Sub

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