public void InsertAt(int j, GraduateStudent gs)
{
if (j >= grlist.Count)
{
gs.AddArticles();
GraduateStundentAdded?.Invoke(this, new GraduateStudentListHandlerEventArgs(NameOfCollection, "Вставлен в конец", j));
}
else
{
grlist.Insert(j - 1, gs);
GraduateStudentInserted?.Invoke(this, new GraduateStudentListHandlerEventArgs(NameOfCollection, "Вставлен перед элементом", j));
}
}
public void InsertAt(int j, GraduateStudet gs)
{
if (ListOfStudents[j] != null)
{
ListOfStudents.Insert(j - 1, gs);
GraduateStudentInserted?.Invoke(this, new GraduateStudentListHandlerEventArgs("ListOfStudents",
$"element was inserted to the {j - 1} posittion of the list", j - 1));
}
else
{
ListOfStudents.Add(gs);
GraduateStudentAdded?.Invoke(this, new GraduateStudentListHandlerEventArgs("ListOfStudents",
"element was added to the end of the list", ListOfStudents.Count));
}
}
