JavaScript设计模式发布订阅模式的相关内容

文章 2022-11-30 来自：开发者社区

JavaScript设计模式-发布订阅模式（9）

发布订阅设计模式是和观察者设计模式基本上相同，但是他们两个设计模式不同的是发布订阅者拥有一个事件处理中心而观察者并没有比如，我们利用订阅者设计模式去监听一个对象的改变，可以给对象改变的方法添加多个行为以及一个行为添加多个方法进行处理发布订阅设计模式发布订阅设计模式只需要一个类，类中拥有一个事件中心管理这行为的任务对列，我们利用这个构造函数创建一个实例，在进行模拟一个addEventListene....

文章 2022-07-03 来自：开发者社区

JavaScript 设计模式之发布订阅者模式

前面在文章介绍《JavaScript 设计模式之策略模式》为什么需要设计模式及其一种常见的设计模式。本文继续介绍另一种常见的设计模式发布订阅者模式。观察者模式（Observer Pattern）又叫发布订阅模式（Publish/Subscribe），它定义了一种一对多的关系，让多个观察者对象同时监听某一个主题对象，这个主题对象的状态发生变化时就会通知所有的观察者对象，使得它们能够自动更新自己。先....

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更新时间 2022-12-27 14:57:32

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