public int CompareTo(Personal other) { int compare = Producer.CompareTo(other.Producer); if (compare == 0) return Serial_numb.CompareTo(other.Serial_numb); else return compare; }
public int CompareTo(Personal other) { int compare = Producer.CompareTo(other.Producer); if (compare == 0) { return(Serial_numb.CompareTo(other.Serial_numb)); } else { return(compare); } }