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Showing content from https://developer.mozilla.org/fr/docs/Web/JavaScript/Reference/Global_Objects/Map/values below:

Map.prototype.values() - JavaScript | MDN

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La méthode values() renvoie un objet Iterator qui contient les valeurs de chacun des éléments contenu dans l'objet Map donné, dans leur ordre d'insertion.

const map1 = new Map();

map1.set("0", "foo");
map1.set(1, "bar");

const iterator1 = map1.values();

console.log(iterator1.next().value);
// Expected output: "foo"

console.log(iterator1.next().value);
// Expected output: "bar"

Un nouvel objet Iterator Map.

var maMap = new Map();
maMap.set("0", "toto");
maMap.set(1, "truc");
maMap.set({}, "licorne");

var mapIter = maMap.values();

console.log(mapIter.next().value); // "toto"
console.log(mapIter.next().value); // "truc"
console.log(mapIter.next().value); // "licorne"

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