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原生JS知识点整理
source link: https://juejin.im/post/5cb7b62b5188253772753c01
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1. 基本类型有哪几种？null 是对象吗？基本数据类型和复杂数据类型存储有什么区别？ 基本类型有6种，分别是undefined,null,bool,string,number,symbol(ES6新增)。 虽然 typeof null 返回的值是 obje
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