🔸[[Environment]]

the reference to the lexical environment where a function was created.

JS ⟩ concepts ⟩ scope ⟩ lexical environment ⟩ [[Environment]]

All functions remember the lexical environment in which they were made.

• every function has the hidden internal property named [[Environment]], that keeps the reference to the Lexical Environment where the function was created.

📗 JS.info ⟩ Lexical Environment

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