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JavaScript now() Method

❮ JavaScript Date Object

Example

Return the number of milliseconds since 1970/01/01:

var n = Date.now();

The result of n could be:

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More "Try it Yourself" examples below.


Definition and Usage

The now() method returns the number of milliseconds since January 1, 1970 00:00:00 UTC.


Browser Support

Method
now() Yes Yes Yes Yes Yes

Syntax

Date.now()

Parameters

None

Technical Details

Return Value: A Number, representing the number of milliseconds since midnight January 1, 1970
JavaScript Version: ECMAScript 3

More Examples

Example

Calculate the number of years since 1970/01/01:

var minutes = 1000 * 60;
var hours = minutes * 60;
var days = hours * 24;
var years = days * 365;
var t = Date.now();

var y = Math.round(t / years);

The result of y will be:

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❮ JavaScript Date Object