Web/API/Performance/timeOrigin

This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.

The timeOrigin read-only property of the Performance interface returns the high resolution timestamp of the start time of the performance measurement.

Note: This feature is available in Web Workers.

Syntax

var timeOrigin = performance.timeOrigin

Value

A high resolution timestamp.

Specifications

Specification	Status
High Resolution Time Level 2The definition of 'timeOrigin' in that specification.	Recommendation

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.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
timeOrigin Experimental'	Chrome Full support 62	Edge Full support 16	Firefox Full support 53	IE No support No	Opera Full support 49	Safari No support No	WebView Android Full support 62	Chrome Android Full support 62	Firefox Android Full support 53	Opera Android Full support 46	Safari iOS No support No	Samsung Internet Android Full support 8.0

Legend

Full support  

Full support

No support  

No support

Experimental. Expect behavior to change in the future.'

Experimental. Expect behavior to change in the future.

Performance.timeOrigin by Mozilla Contributors is licensed under CC-BY-SA 2.5.