The valueOf()
method returns the primitive value of a Boolean
object.
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Syntax
bool.valueOf()
Return value
The primitive value of the given Boolean
object
Description
The valueOf()
method of Boolean
returns the primitive value of a Boolean
object or literal Boolean
as a Boolean data type.
This method is usually called internally by JavaScript and not explicitly in code.
Examples
Using valueOf()
x = new Boolean(); myVar = x.valueOf(); // assigns false to myVar
Specifications
Specification |
---|
ECMAScript (ECMA-262) The definition of 'Boolean.prototype.valueOf' in that specification. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | Server | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
valueOf | Chrome Full support 1 | Edge Full support 12 | Firefox Full support 1 | IE Full support 4 | Opera Full support 4 | Safari Full support 1 | WebView Android Full support 1 | Chrome Android Full support 18 | Firefox Android Full support 4 | Opera Android Full support 10.1 | Safari iOS Full support 1 | Samsung Internet Android Full support 1.0 | nodejs Full support 0.1.100 |
Legend
- Full support
- Full support