答案是第二种情况(打印出queueMicroTask更好),因为来自queueMicroTask的任务在调用栈为空之后且在调用事件循环之前被调用,对于setTimeout而言,任务是eventQeue的一部分。 2、控制台输出是什么? 答案是输出为10,因为将对象传递给函数时的对象相似,仅传递其值,而不...
In this article, we will cover the most commonly asked Node.js interview questions to help you prepare for your next job interview. Node.js is a powerful, open-source, server-side runtime environment used to build fast and scalable network applications. If you want to boost your chances of...
List of top 500 ReactJS Interview Questions & Answers...Coding exercise questions are coming soon!! - sudheerj/reactjs-interview-questions
它提供了 on 和 emit 等属性,on 用于绑定函数,emit 用于触发事件。 Source:https://www.codingdefined.com/2017/04/top-20-interview-questions-on-nodejs.html Q8: 描述下 Linux/Unix 中的几种 I/O 模型? I/O 模型的演进:同步阻塞IO -> 同步非阻塞IO -> IO多路复用 -> 信号驱动IO -> 异步IO模型,...
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译者按: 从ECMAScript标准,Node.js语法以及NPM模块角度来看,Node.js的发展让人目不暇接,那么面试题也得与时俱进。 原文: Node.js Interview Questions and Answers (2017 Edition) 译者: Fundebug 为了保证可读性,本文采用意译而非直译。 问题 - 什么是错误优先的回调函数?- 如何避免回调地狱?- 什么是Promise?
Node.js is an open source and cross-platform JavaScript runtime environment. Run the V8 JavaScript engine (Google Chrome's core) outside the br...
全面了解node核心才能成为一名合格的node开发人员jimuyouyou/node-interview-questions · GitHub目标与原则...
Source: https://dev.to/aershov24/7-hardest-nodejs-interview-questions--answers-3lje Q2:process.nextTick 与 setTimeout 递归调用区别? process.nextTick 属于微任务,是在当前执行栈的尾部,Event Loop 之前触发,下面两个都是递归调用,test1 中 process.nextTick 是在当前执行栈调用,是一次性执行完,相当于 ...