private void btnUpdate_teacher_Click(object sender, EventArgs e)
{
Giao_Vienn Teacher = new Giao_Vienn()
{
Ho_Ten = txtFull_name_teacher.Text,
Tai_Khoan = txtUserName_teacher.Text,
Mat_Khau = txtUserName_teacher.Text,
CMND_TCC = txtCMND_TCC_teacher.Text,
Lop = null,
Khoi = listGrades[Grade_CBB.SelectedIndex].GradeID,
Email = txtMail_teacher.Text,
SDT = txtSDT_teacher.Text,
Ngay_Sinh = DateTime.Parse(dtTeacher_Picker.Value.ToString())
};
BUS_Admin.UpdateTeacher(Teacher, Teacher_User_Account);
}
