public async Task <ActionResult> Edit(Cours c)
{
string course = JsonConvert.SerializeObject(c);
string result = await courseBL.EditC(course);
if (result == "true")
{
string Courses = await courseBL.GetCourses();
List <Cours> cust = JsonConvert.DeserializeObject <List <Cours> >(Courses);
return(View("Index", cust));
}
return(View());
}