/Web APIs


PerformanceMeasure is an abstract interface for PerformanceEntry objects with an entryType of "measure". Entries of this type are created by calling performance.measure() to add a named DOMHighResTimeStamp (the measure) between two marks to the browser's performance timeline.

PerformanceEntry PerformanceMeasure

Note: This feature is available in Web Workers

Instance properties

This interface defines:


Contains arbitrary metadata about the measure.

In addition, it extends the following PerformanceEntry properties by qualifying/constraining the properties as follows:


Returns "measure".


Returns the name given to the measure when it was created via a call to performance.measure().


Returns a timestamp given to the measure when performance.measure() was called.


Returns a DOMHighResTimeStamp that is the duration of the measure (typically, the measure's end mark timestamp minus its start mark timestamp).

Instance methods

This interface has no methods.


See the example in Using the User Timing API.


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
PerformanceMeasure 25 12 38 10 33 11 4.4 25 38 33 11 1.5
detail 78 79 103 No 65 14.1 78 78 103 56 14.5 12.0

See also

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