private void txtSoDienThoai_KeyPress(object sender, KeyPressEventArgs e) { e.Handled = !Validation.IsNumberic(e); }
private void txtTKMaDanhMuc_KeyPress(object sender, KeyPressEventArgs e) { e.Handled = !Validation.IsNumberic(e); }
private void textBox1_KeyPress(object sender, KeyPressEventArgs e) { e.Handled = !Validation.IsNumberic(e); }
private void txtCTSoLuong_KeyPress(object sender, KeyPressEventArgs e) { e.Handled = !Validation.IsNumberic(e); }
private void txtTimKiemSDT_KeyPress(object sender, KeyPressEventArgs e) { e.Handled = !Validation.IsNumberic(e); }