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执行上下文编译阶段通过let声明的变量的值初始化为unitilizated吧 #42

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Kesonlin opened this issue Jun 13, 2022 · 1 comment

Kesonlin commented Jun 13, 2022

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crayoncloud commented Mar 3, 2023

并不是，Let存在的块状作用域有一个“暂时性死区”的性质，其变量提前特性，只是把创建提前，而不会把初始化提前。

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