C# Source Code » Collections Data Structure » ArrayList

# using System;
# using System.Collections;
#
# class Album
: IComparable, ICloneable {
# private string _Title;
# private string _Artist;
#
# public Album(string artist, string title) {
# _Artist = artist;
# _Title = title;
# }
#
# public string Title {
# get {
# return _Title;
# }
# set {
# _Title = value;
# }
# }
#
# public string Artist {
# get {
# return _Artist;
# }
# set {
# _Artist = value;
# }
# }
# public override string ToString() {
# return _Artist + ",\t" + _Title;
# }
# public int CompareTo(object o) {
# Album other = o as Album;
# if (other == null)
# throw new ArgumentException();
# if (_Artist != other._Artist)
# return _Artist.CompareTo(other._Artist);
# else
# return _Title.CompareTo(other._Title);
# }
# public object Clone() {
# return new Album(_Artist, _Title);
# }
# }
#
# class TitleComparer : IComparer {
# public int Compare(object l, object r) {
# Album left = l as Album;
# Album right = r as Album;
# if ((left == null) || (right == null))
# throw new ArgumentException();
# if (left.Title != right.Title)
# return left.Title.CompareTo(right.Title);
# else
# return left.Artist.CompareTo(right.Artist);
# }
# }
# class Class1 {
# static void Main(string[] args) {
# ArrayList arr = new ArrayList();
#
# arr.Add(new Album("G", "A"));
# arr.Add(new Album("B", "G"));
# arr.Add(new Album("S", "A"));
#
# arr.Sort();
#
# try {
# foreach (Album a in arr) {
# Console.WriteLine(a);
# }
# } catch (System.InvalidCastException e) {
# }
#
# arr.Sort(new TitleComparer());
# foreach (Album a in arr) {
# Console.WriteLine(a);
# }
#
# Album l = new Album("L", "G");
# arr.Sort();
# int index = arr.BinarySearch(l);
# Console.WriteLine(index.ToString());
# arr.Sort(new TitleComparer());
# index = arr.BinarySearch(l, new TitleComparer());
# Console.WriteLine(index.ToString());
# }
# }
#

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