JavaScript任务队列事件循环的相关内容

文章 2022-06-09 来自：开发者社区

一文讲解浏览器运行渲染机制、JS任务队列及事件循环

你是不是有过以下困难：多个方法互相嵌套，但是最终还是蒙对了不是很明白为什么浏览器有时候会卡死事件循环好像知道那么点，但是就是讲不出来为啥……本篇文章就把你的问题给一一解答，当然这些东西想完弄清楚，肯定离不开进程，线程，浏览器内核，渲染，事件循环，任务队列等，我们就一个一个的来看，它们到底是怎么工作的。进程和线程举个例子，一个工厂，它有自己独立的资源，工厂和工厂之间相互独立，各自做各自的事情。一个....

文章 2022-02-20 来自：开发者社区

JS中的进程、线程、任务队列、事件循环、宏任务、微任务、执行栈等概念理解

JS中的进程、线程、任务队列、事件循环、宏任务、微任务、执行栈等概念理解javascript中有很多需要知道的概念，尤其是标题中列出来的这些，今天就来过一下这些概念。一、进程和线程浏览器的每一个tab页可以看做是浏览器内核进程，每个进程下面会有多个线程来互相配合完成任务比如 GUI线程、JS引擎线程、网络线程、定时器线程等二、任务队列任务队列可以当做是一个个的对调任务，当主线程的任务完成后，就开....

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