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rwarren1 · Apr 13 '10, 05:15 PM

Validating user input from a textbox. Alpha characters

I'm not sure if this is the correct code to use for validating user input. Would someone correct me please. Thank you.

Code:

Private Sub txtNewName_Validating(ByVal sender As System.Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles textNewName.Validating
 
  If Not (txtNewName.Text Like "A-Za-z") Then
    e.Cancel = True

...

rwarren1 · Apr 13 '10, 05:06 PM

I was told I need to be in VB.Net forum. I am developing a program in visual studio 2008. Thanks...

rwarren1 · Apr 12 '10, 01:32 PM

Thank you for your reply. Could you give me an idea of how to write the function?What I have is:

Code:

Private Sub txtNewName_Validating(ByVal sender As System.Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles textNewName.Validating

  If Not (txtNewName.Text Like "A-Za-z") Then
    e.Cancel = True

    txtNewName.Select(0, txtNewName.Text.Length)

MessageBox.Show (txtNewName,

...

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Validation of userinput