JavaScript闭包异步的相关内容

文章 2023-06-15 来自：开发者社区

web前端面试高频考点——JavaScript 篇（一）【JS的三座大山】原型和原型链、作用域和闭包、异步

JS 值类型和引用类型的区别值类型 let a = 100 let b = a a = 200 console.log(b) // 100 出处：https://coding.imooc.com/lesson/400.html#mid=30282引用类型 let a = {age: 20} let b = a b.age = 21 co...

文章 2022-12-05 来自：开发者社区

学习JS不得不知的原型原型链、闭包和异步!

写在前面本文主要为笔者对JS学习的总结，介绍原型、闭包和异步这三座JS大山，希望对大家有帮助哦~一、原型和原型链谈起原型和原型链我们要清楚一点：JS是一门基于原型继承的语言。那么，这里就要介绍一下继承了1.1 class与继承这里有一段代码：// 父类 class People { constructor(name) { this.name = name } eat() { ...

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