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【核心篇】函数执行上下文 #4

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c0sc0s opened this issue Dec 31, 2022 · 0 comments

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c0sc0s commented Dec 31, 2022

函数执行上下文

构成：

scope
outter
thisBinding

创建:

函数的执行上下文，是在执行函数的前一刻生成

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