JavaScript数据类型原理的相关内容

文章 2024-07-05 来自：开发者社区

js【详解】数据类型原理（含变量赋值详解-浅拷贝）

JavaScript 中的数据按存储方式的不同，分为值类型和引用类型。值类型（共 5 种）：赋值的时候传值 —— 数字、字符串、布尔值、undefined，Symbol 引用类型：赋值的时候传引用的地址—— 如对象，数组，null , 函数 null 是特殊的引用类型，引用的空地址函数也是特殊的引用类型，因为函数引用的地址指向的内容不是一个...

文章 2023-01-08 来自：开发者社区

JS数据类型在内存上的储存原理

js的变量在内存中是怎样储存的，这个问题之前真的困扰我很久很久，我也是之前在B站某IT教程网站上解惑，该视频还是17年的老视频，不得不说真的没后悔花费我一整天看2017年的node.js教程。一.基本数据类型的储存方式首先思考下面代码的输出结果，没错，太简单了A ,B两个变量互不影响二.引用数据类型的储存方式接下...

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更新时间 2024-07-06 20:27:14

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