BigInt.prototype.valueOf()

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2020.

La méthode valueOf() renvoie la valeur primitive encapsulée dans un objet BigInt.

Exemple interactif

console.log(typeof Object(1n));
// Expected output: "object"

console.log(typeof Object(1n).valueOf());
// Expected output: "bigint"

Syntaxe

js
bigIntObj.valueOf();

Valeur de retour

Un grand entier (big int) représentant la valeur primitive de l'objet BigInt courant.

Exemples

Utiliser valueOf()

js
typeof Object(1n); // object
typeof Object(1n).valueOf(); // bigint

Spécifications

Specification
ECMAScript® 2025 Language Specification
# sec-bigint.prototype.valueof

Compatibilité des navigateurs

Report problems with this compatibility data on GitHub
desktopmobileserver
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
Deno
Node.js
valueOf

Legend

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Full support
Full support

Voir aussi