JavaScript作用域执行上下文垃圾回收的相关内容

文章 2022-06-09 来自：开发者社区

重学JavaScript【作用域、执行上下文和垃圾回收】

原始值和引用值在JavaScript中，数据分为原始值和引用值，原始值就是最简单的数据，一般也称为值类型，引用值就是由多个值构成的对象，一般被叫做引用类型。保存原始值的变量是按值访问的，所以操作的是存储在变量中的实际值。引用值是保存在内存中的对象，要想改变它，实际上操作的是对该对象的引用。原始值不能添加属性，引用值可以添加属性原始值复制给另一个变量是两个独立的栈，引用值复制给另一个变....

文章 2022-06-07 来自：开发者社区

重学JavaScript【作用域、执行上下文和垃圾回收】

网络异常，图片无法展示|重学JavaScript 篇的目的是回顾基础，方便学习框架和源码的时候可以快速定位知识点，查漏补缺，所有文章都同步在公众号(道道里的前端栈) 和 github 上。原始值和引用值在JavaScript中，数据分为原始值和引用值，原始值就是最简单的数据，一般也称为值类型，引用值就是由多个值构成的对象，一般被叫做引用类型。保存原始值的变量是按值访问的，所以操作的是....

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更新时间 2022-07-27 12:10:12

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