How to filter textbox input to numeric only?

Question

How do I suppress all data except numeric?

This is not working on KeyDown():

If e.KeyData < Keys.D0 Or e.KeyData > Keys.D9 Then
          


        

Answer 1

This is another way to restrict number inputs into textbox . using KEYPRESS Events

If Asc(e.KeyChar) <> 13 AndAlso Asc(e.KeyChar) <> 8 AndAlso Not IsNumeric(e.KeyChar) Then MessageBox.Show("Only Numbers") e.Handled = True End If End Sub hope it helps ! thnks ..