contextual keyword
🚧 施工中
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🚧 施工中
Last updated
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⟩ ⟩ ⟩ contextual keyword
keyword that can/cannot be used as identifier in some contexts.
await, yield are reserved word and contextual keywords at the same time.
NaN
, Infinity
, and undefined
are:
not reserved keywords.
immutable & read-only of the global object.
JavaScript does not throw any errors if you declare them in the .