using System; using System.Collections.Generic; using System.Text; namespace 单例模式 { class Singleton { private static Singleton instance; private Singleton() { } public static Singleton GetInstance() { if ( instance == null ) instance = new Singleton(); return instance; } } class Program { static void Main ( string[] args ) { Singleton s1 = Singleton.GetInstance(); Singleton s2 = Singleton.GetInstance(); if ( s1 == s2 ) Console.WriteLine ( "两个对象是相同的实例!" ); Console.Read(); } } }
by: 发表于:2018-01-31 15:10:46 顶(0) | 踩(0) 回复
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