public void Update(Class @class)
{
Class _class = db.Classes.Find(@class.Id);
db.Entry(_class).CurrentValues.SetValues(@class);
//db.Entry(@class).State = EntityState.Detached;
}
public void Update(Subject subject)
{
db.Entry(subject).State = EntityState.Modified;
}
public void Update(Teacher teacher)
{
db.Entry(teacher).State = EntityState.Modified;
}
public void Update(Pupil pupil)
{
db.Entry(pupil).State = EntityState.Modified;
}