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go-design-patterns's Introduction

go-design-patterns

Go语言设计模式

总共23种设计模式

创建型设计模式

单例模式

提供一种访问其唯一对象的方法,可以直接被访问,无需示例化

优点:

  1. 可以扩展到工厂模式
  2. 在系统中的内存只存在一个对象,因此对需要频繁创建和销毁对象的系统,可以提高性能

缺点:

  1. 单例模式不是抽象的,可扩展性差
  2. 滥用单例模式会产生负面问题,例如内存溢出

工厂模式

定义一个创建对象的接口,让子类决定示例化哪些类

结构型设计模式

行为型设计模式

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