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

Browser compatibility

Update compatibility data on GitHub
DesktopMobileServer
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung InternetNode.js
valueOfChrome Full support 67Edge No support NoFirefox 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