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JavaScript Boolean valueOf() Method

JavaScript Boolean Reference JavaScript Boolean Reference

Example

Return the primitive value of a Boolean object:

var bool = false;
var x = bool.valueOf();

The result of x will be:

false

Try it yourself »


Definition and Usage

The valueOf() method returns the primitive value of a boolean.

Note: This method is usually called automatically by JavaScript behind the scenes, and not explicitly in code.


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The valueOf() method is supported in all major browsers.


Syntax

boolean.valueOf()

Parameters

None.

Return Value

Type Description
Boolean Either "true" or "false"


JavaScript Boolean Reference JavaScript Boolean Reference

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