Set.prototype.clear()
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 clear() permet de retirer tous les éléments d'un ensemble Set.
Exemple interactif
const set1 = new Set();
set1.add(1);
set1.add("foo");
console.log(set1.size);
// Expected output: 2
set1.clear();
console.log(set1.size);
// Expected output: 0
Syntaxe
js
monSet.clear();
Valeur de retour
Exemples
js
var monSet = new Set();
monSet.add(1);
monSet.add("toto");
monSet.size; // 2
monSet.has("toto"); // true
monSet.clear();
monSet.size; // 0
monSet.has("truc"); // false
Spécifications
| Specification |
|---|
| ECMAScript® 2026 Language Specification # sec-set.prototype.clear |