Map.prototype.entries()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
La méthode entries() renvoie un objet Iterator qui contient les paires [clé, valeur] pour chaque élément de l'objet Map, dans leur ordre d'insertion.
Exemple interactif
const map1 = new Map();
map1.set("0", "foo");
map1.set(1, "bar");
const iterator1 = map1.entries();
console.log(iterator1.next().value);
// Expected output: Array ["0", "foo"]
console.log(iterator1.next().value);
// Expected output: Array [1, "bar"]
Syntaxe
js
maMap.entries();
Valeur de retour
Un nouvel objet Iterator Map.
Exemple
Utiliser entries()
js
var maMap = new Map();
maMap.set("0", "toto");
maMap.set(1, "truc");
maMap.set({}, "bidule");
var mapIter = maMap.entries();
console.log(mapIter.next().value); // ["0", "toto"]
console.log(mapIter.next().value); // [1, "truc"]
console.log(mapIter.next().value); // [Object, "bidule"]
Spécifications
| Specification |
|---|
| ECMAScript® 2026 Language Specification # sec-map.prototype.entries |