摘要： 命令模式就是通过封装方法调用，我们可以把类装成形，调用此类的对象，我们不需要关心此对象里面是如何运作的代码如下简单的命令模式：[代码] //创建灯开关类 public class Light { string location; public Light(string location) { this.location = location; } public string On() { return location + " is on"; } public string Off() { return location + " is off"; } } //创建接口命令 public int 阅读全文

摘要： 延迟实例做法，性能要求不高的程序代码：代码Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--publicclassmyClass{privatestaticmyClassmycl;privatemyClass(){}publicstaticmyClassgetInstance(){if(mycl==null){mycl=newmyClass();}returnmycl;}publicvoidwritesingleton(){Console.Write 阅读全文