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/Web APIs

Performance.timeOrigin

Experimental: This is an experimental technology
Check 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

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
timeOrigin
62
16
53
No
49
15
62
62
53
46
15
8.0

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https://developer.mozilla.org/en-US/docs/Web/API/Performance/timeOrigin