public int CompareTo([AllowNull] StudentOut other)
{
if (Sno == null && other.Sno == null)
{
return(0);
}
else if (Sno == null)
{
return(-1);
}
else if (other.Sno == null)
{
return(1);
}
return(Sno.CompareTo(other.Sno));
}
public int CompareTo([AllowNull] ReportsView other)
{
if (Grade == other.Grade)
{
if (Sno == other.Sno)
{
return(Ono.CompareTo(other.Ono));
}
else
{
return(Sno.CompareTo(other.Sno));
}
}
else
{
return(Grade.CompareTo(other.Grade));
}
}
public int CompareTo([AllowNull] ReportSummaryOut other)
{
return(Sno.CompareTo(other.Sno));
}