mapEach

mapEach(map, fn)

Maps each value in map using fn, returning a new map with the transformed values.

data-first

mapEach(
    new Map([
        ["a", 1],
        ["b", 2],
    ]),
    (value, key) => value * 2,
); // Map(2) { "a" => 2, "b" => 4 }

data-last

pipe(
    new Map([
        ["a", 1],
        ["b", 2],
    ]),
    mapEach((value, key) => value * 2),
); // Map(2) { "a" => 2, "b" => 4 }