JavaScript Date valueOf() Method

Date Object Reference JavaScript Date Object

Example

Return the primitive value of a Date object:

var d = new Date();
var n = d.valueOf();

The result of n will be:


Try it yourself »

Definition and Usage

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

Note: The primitive value is returned as the number of millisecond since midnight January 1, 1970 UTC.


Browser Support

Method
valueOf() Yes Yes Yes Yes Yes

Syntax

Date.valueOf()

Parameters

None

Technical Details

Return Value: A Number, representing the number of milliseconds between the date object and midnight January 1, 1970 UTC
JavaScript Version: 1.1

Date Object Reference JavaScript Date Object

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