BigInt.prototype.valueOf()

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

Syntax

bigIntObj.valueOf()

Return value

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

Examples

Using valueOf

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

Specifications

Specification
ECMAScript (ECMA-262)
The definition of 'BigInt.prototype.valueOf()' in that specification.

Browser compatibility

DesktopMobileServer
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung InternetNode.js
valueOfChrome Full support 67Edge Full support 79Firefox Full support 68IE No support NoOpera Full support 54Safari No support NoWebView Android Full support 67Chrome Android Full support 67Firefox Android Full support 68Opera Android Full support 48Safari iOS No support NoSamsung Internet Android Full support 9.0nodejs Full support 10.4.0

Legend

Full support
Full support
No support
No support

See also