private void PhonenumberTextbox_Validating(object sender, CancelEventArgs e) { FormUtilities.NumericCharactersValidating ( ValidatingErrorProvider, RealLifeIdNumberTextbox, "Số điện thoại", 8 ); }
private void RealLifeIdNumberTextbox_Validating(object sender, CancelEventArgs e) { FormUtilities.NumericCharactersValidating ( ValidatingErrorProvider, RealLifeIdNumberTextbox, "Số CMND (hoặc CCCD)", 9 ); }