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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

Desktop Mobile Server
Chrome Edge Firefox Opera Safari Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet WebView Android Deno Node.js
valueOf 67 79 68 54 14 67 68 48 14 9.0 67 1.0 10.4.0

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/BigInt/valueOf