KeyComplement

Available

Returns the first association restricted to keys absent from the rest

Forms

KeyComplement[{assoc all, assoc1, assoc2, …}]

Verified examplesKeyComplement[{<|b -> 2|>}] → <|b -> 2|>KeyComplement[{<|a -> 1, b -> 2|>, <|a -> 3, c -> 4|>}] → <|b -> 2|>

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Topics

Associations - Functions Operating on Lists of Associations
New In101 Alphabetical Listing - K

Related

Complement KeyIntersection KeyUnion JoinAcross KeyTake Keys Intersection Catenate Dataset KeyValueMap Merge

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