JavaScript深拷贝浅拷贝区别的相关内容

文章 2024-06-19 来自：开发者社区

【JavaScript】JavaScript中的深拷贝与浅拷贝详解：基础概念与区别

引言在JavaScript编程的奇妙之旅中，理解数据拷贝的机制是每位开发者绕不开的必修课。本文将带你深入浅出地探索深拷贝（Deep Copy）与浅拷贝（Shallow Copy）的概念、区别及其实现方法，让你的数据操作更加得心应手。 ❓什么是拷贝「拷贝」，顾名思义，就是在计算机编程中创建一个已有对象或数据结构的副本的过程。根据拷贝的深度不同，可以分为 ==浅拷贝（Sha...

文章 2022-08-23 来自：开发者社区

JavaScript相关面试题2:1.深拷贝和浅拷贝区别；2. [“1“,“2“,“3“].map(parselInt)的返回值；3.预防按钮的重复点击

文章目录深拷贝浅拷贝有什么区别?怎么实现深拷贝?["1","2","3"].map(parselInt)的返回值是什么?怎么预防按钮的重复点击?深拷贝浅拷贝有什么区别?怎么实现深拷贝?浅拷贝浅拷贝，指的是创建新的数据，这个数据有着原始数据属性值的一份精确拷贝如果属性是基本类型，拷贝的就是基本类型的值。如果属性是引用类型，拷贝的就是内存地址即浅拷贝是拷贝一层，深层次的引用类型则共享内存地址下面简单....

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更新时间 2024-06-20 13:25:39

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