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彻底弄懂ES6中的Map和Set

 4 years ago
source link: https://juejin.im/post/5cece5e9e51d45105e021238
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摘要： 2个很有用的数据结构。 原文：彻底弄懂ES6中的Map和Set 作者：pubdreamcc Fundebug经授权转载，版权归原作者所有。 Map Map对象保存键值对。任何值(对象或者原始值) 都可以作为一个键或一个值。构造函数Map可以接受一个

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