Last Updated
：2025/12/06
temporal dead zone
Noun
Japanese Meaning
プログラミング（特にJavaScriptにおいて）：変数が宣言される前のコード領域で、その変数が参照された場合にエラーとなる、一時的に無効な状態を指す領域。
Sense（1）
（ plural ）
Quizzes for review
(programming) In JavaScript, the lines of code preceding the declaration of a variable.
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temporal dead zone
When you try to access a variable before its declaration, you're still inside the temporal dead zone and will get a ReferenceError.
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When you try to access a variable before its declaration, you're still inside the temporal dead zone and will get a ReferenceError.
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