>I used VFP3.0B. Does the following code correct if it run in VFP5.0? >The textbox is bound to a field which data type is numeric. > >DEFINE CLASS txtTest AS Textbox > PROCEDURE Valid > IF This.Text > '90' && Is it correct? > Wait 'Range Over' Window NoWait NoClear > RETURN 0 > ENDIF > ENDPROC >ENDDEFINE >If the field will be numeric, you would probably