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| using System; using System.Collections.Generic; using System.Text;
namespace ConsoleApplication1 { class Singleton { private static Singleton s;
private Singleton() { }
public static Singleton GetInstance() { if (s == null) { s = new Singleton(); }
return s; } }
class Client { public static void Main() { Singleton s1 = Singleton.GetInstance(); Singleton s2 = Singleton.GetInstance(); if (object.ReferenceEquals(s1, s2)) { Console.WriteLine("一样的"); Console.WriteLine(s1); }
Console.Read(); } } }
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