前端面试，独有前端面试题详解，前端面试刷题必备，1000+前端面试真题，Html、Css、JavaScript、Vue

<h1 align="center">前端面试</h1> <div align="center"> <a href="https://github.com/lgwebdream/FE-Interview/issues"><img alt="GitHub issues" src="https://img.shields.io/github/issues/lgwebdream/FE-Interview?color=success"></a> <a href="https://github.com/lgwebdream/FE-Interview/network"><img alt="GitHub forks" src="https://img.shields.io/github/forks/lgwebdream/FE-Interview?color=success"></a> <a href="https://github.com/lgwebdream/FE-Interview/stargazers"><img alt="GitHub stars" src="https://img.shields.io/github/stars/lgwebdream/FE-Interview?color=success"></a> </div> <div align="center"> <img src="http://img-static.yidengxuetang.com/wxapp/github-img/t3.png" width="300px"> </div> <div align="center" > <table display="table"> <tr> <th align="center"><b> <a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/html.md"><img src="http://img-static.yidengxuetang.com/wxapp/github-img/html1.png" width="30px" > </b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/css.md"><img src="http://img-static.yidengxuetang.com/wxapp/github-img/css.png" width="40px" > </b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/javascript.md"><img src="http://img-static.yidengxuetang.com/wxapp/github-img/javascript1.png" width="35px" ></b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/vue.md"><img src="http://img-static.yidengxuetang.com/wxapp/github-img/vue.svg" width="40px" ></b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/react.md"><img src="http://img-static.yidengxuetang.com/wxapp/wx/react_icon_v1.png" width="40px" ></b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/node.md"><img src="http://img-static.yidengxuetang.com/wxapp/github-img/node1.png" width="40px" ></b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/webpack.md"><img src="http://img-static.yidengxuetang.com/wxapp/github-img/webpack.svg" width="40px" ></b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/http.md"><img src="http://img-static.yidengxuetang.com/wxapp/github-img/http1.png" width="35px" ></b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/algorithm.md"><img src="http://img-static.yidengxuetang.com/wxapp/github-img/algorithm3.svg" width="52px" ></b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/program.md"><img src="http://img-static.yidengxuetang.com/wxapp/github-img/pro.svg" width="50px" ></b></th> <th align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/other.md"><img src="http://img-static.yidengxuetang.com/wxapp/wx/other_iocn_v2.png" width="38px" > </b></th> </tr> <tr> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/html.md">Html</a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/css.md">&nbsp;Css&nbsp; </a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/javascript.md">JavaScript</a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/vue.md">&nbsp;Vue&nbsp;</a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/react.md">React</a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/node.md">Node</a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/webpack.md">Webpack</a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/http.md">Http</a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/algorithm.md">Algorithm</a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/program.md">Coding</a></b></td> <td align="center"><b><a href="https://github.com/lgwebdream/FE-Interview-Planet/blob/master/summarry/other.md">Other</a></b></td> </tr> </table> </div> <br /> ## ☕ 前端面试每日一题 > 每天 get 一个知识点 ### Day386:写一个通用的事件侦听器函数 **[答案&解析](https://github.com/lgwebdream/FE-Interview-Planet/issues/122)** <br /> ## 📚 前端面试题汇总 - **[全部面试题汇总](https://github.com/lgwebdream/FE-Interview/issues)** <br /> ## 📱 手机刷题(附带详细答案) > 二维码加载失败请点击 [入口](http://img-static.yidengxuetang.com/wxapp/issue-img/wxqr-github.png) <img src="http://img-static.yidengxuetang.com/wxapp/issue-img/wxqr-github.png" width="200px" > ## ⏱️ 最近更新 - [Day385:在一个 DOM 上同时绑定两个点击事件：一个用捕获，一个用冒泡。事件会执行几次？先执行冒泡还是捕获？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1220) - [Day384:JavaScript 中如何实现一个类？怎么实例化这个类？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1219) - [Day383:说下 React 的 useEffect、useCallback、useMemo](https://github.com/lgwebdream/FE-Interview-Planet/issues/1218) - [Day382:说一下 setTimeout 和 setInterval 的区别，包含内存方面的分析？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1217) - [Day381:说一下 JavaScript 严格模式下有哪些不同？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1216) - [Day380:实现一个系统，统计前端页面性能、页面 JS 报错、用户操作行为、PV/UV、用户设备等消息，并进行必要的监控报警。方案如何设计，用什么技术点，什么样的系统架构，难点会在哪里？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1215) - [Day379:如果让你来实现一个前端监控系统，应该考虑什么？如何去实现？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1214) - [Day378:说一下什么是 Http 协议无状态?怎么解决 Http 协议无状态?](https://github.com/lgwebdream/FE-Interview-Planet/issues/1213) - [Day377:说一下你了解的 WebSocket 鉴权授权方案？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1211) - [Day376:说一下你对进程和线程的了解？Node 中进程间是如何进行通信的？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1210) - [Day375:setTimeout/setInterval 实现倒计时如何解决时间偏差的问题?](https://github.com/lgwebdream/FE-Interview-Planet/issues/1209) - [Day374:说一下开发中常用的几种 Content-Type ？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1208) - [Day373：说下 Node 中 require 模块引入的查找方式？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1207) - [Day372:说一下你对 Get 和 Post 请求在缓存方面理解](https://github.com/lgwebdream/FE-Interview-Planet/issues/1206) - [Day371:使用 Symbol 函数都有哪些要注意的点？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1205) - [Day370:为什么使用 setTimeout 实现 setInterval？怎么模拟？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1204) - [Day369:说下你对 Reflect 的理解？为什么会有 Reflect 的出现？Proxy 也简单的说一下？](https://github.com/lgwebdream/FE-Interview-Planet/issues/1203) - [Day368:说一下你对 Get 请求�