23种设计模式

序号	CreationalPatterns创建模式	使用频率
1	Abstract Factory  抽象工厂模式	5	Creates an instance of several families of classes
2	Builder  建造者模式	2	Separates object construction from its representation
3	Factory Method  工厂方法模式	5	Creates an instance of several derived classes
4	Prototype  原型模式	3	A fully initialized instance to be copied or cloned
5	Singleton  单例模式	4	A class of which only a single instance can exist
	Structural Patterns结构模式
6	Adapter  适配器模式	4	Match interfaces of different classes
7	Bridge  桥接模式	3	Separates an object’s interface from its implementation
8	Composite  组合模式	4	A tree structure of simple and composite objects
9	Decorator  装饰者模式	3	Add responsibilities to objects dynamically
10	Façade  外观模式	5	A single class that represents an entire subsystem
11	Flyweight  享元模式	1	A fine-grained instance used for efficient sharing
12	Proxy  代理模式	4	An object representing another object
	Behavioral Patterns行为模式
13	Chain of Resp  责任链模式	2	A way of passing a request between a chain of objects
14	Command  命令模式	4	Encapsulate a command request as an object
15	Interpreter  解释器模式	1	A way to include language elements in a program
16	Iterator  迭代器模式	5	Sequentially access the elements of a collection
17	Mediator  中介者模式	2	Defines simplified communication between classes
18	Memento  备忘录模式	1	Capture and restore an object's internal state
19	Observer  观察者模式	5	A way of notifying change to a number of classes
20	State  状态者模式	3	Alter an object's behavior when its state changes
21	Strategy  策略者模式	4	Encapsulates an algorithm inside a class
22	Template Method   模板方法模式	3	Defer the exact steps of an algorithm to a subclass
23	Visitor  访问者模式	1	Defines a new operation to a class without change