I believe a maskedTextBox is a bit of an old fashioned kind of UI style of programming. Use Validate and Validating events if you want to check the input in a TextBox or use a DateTimePicker for a date.
PLZ Help me how I can solve this Errors? its error is:
" no suitable method found to override"
i write only the codes that you linekd for me but for all of override I have this error
PLZ Help how I can solve it?