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细读《你不知道的JavaScript·上卷》1-1 作用域是什么？

 5 years ago
source link: https://juejin.im/post/5c3b7133e51d45520a76862c
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墨言妹带你细读《你不知道的 JavaScript 》系列的世界，深入 JavaScript 语言内部，弄清楚 JavaScript 每一个零部件的用途。 作用域是什么 问题1：变量存储在哪里？ 问题2：程序需要时如何找到它们？ 1.1 编译原理 通常，把

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