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.

The valueOf() method of BigInt values returns the wrapped primitive value of a BigInt object.

Try it

Syntax

js
valueOf()

Parameters

None.

Return value

A BigInt representing the primitive value of the specified BigInt object.

Examples

Using valueOf

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

Specifications

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

Browser compatibility

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

See also