private void textBoxDay_TextChanged(object sender, EventArgs e) { ICheckErrorProvider checkErrorProvider = new CheckErrorProvider(); checkErrorProvider.IsDigitCheck(errorProvider7, textBoxDay); }
private void textBoxSeatHeight_TextChanged(object sender, EventArgs e) { ICheckErrorProvider checkErrorProvider = new CheckErrorProvider(); checkErrorProvider.IsDigitCheck(errorProvider6, textBoxSeatHeight); }