public override bool Equals(object obj)
{
var otherStudent = (Student)obj;
if (otherStudent == null)
{
return(false);
}
return(StudentId.Equals(otherStudent.StudentId));
}
public override bool Equals(object obj)
{
var enrollement = obj as Enrollement;
if (enrollement == null)
{
// If it is null then it is not equal to this instance.
return(false);
}
return(base.Equals(obj) && StudentId.Equals(enrollement.StudentId) && Nullable.Equals(Grade, enrollement.Grade));
}
