reject

reject(map, by)

Rejects entries from map where by returns true for the value.

data-first

reject(
    new Map([
        ["a", 1],
        ["b", 2],
        ["c", 3],
    ]),
    (value) => value > 1,
); // Map(1) { "a" => 1 }

data-last

pipe(
    new Map([
        ["a", 1],
        ["b", 2],
        ["c", 3],
    ]),
    reject((value) => value > 1),
); // Map(1) { "a" => 1 }