get

get(map, key)

Gets the value associated with key from map, returning undefined if the key doesn't exist.

data-first

get(
    new Map([
        ["a", 1],
        ["b", 2],
    ]),
    "a",
); // 1

get(
    new Map([
        ["a", 1],
        ["b", 2],
    ]),
    "c",
); // undefined

data-last

pipe(
    new Map([
        ["a", 1],
        ["b", 2],
    ]),
    get("a"),
); // 1

pipe(
    new Map([
        ["a", 1],
        ["b", 2],
    ]),
    get("c"),
); // undefined