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The Web Performance API allows web pages access to certain functions for measuring the performance of web pages and web applications, including the Navigation Timing API and high-resolution time data.

Methods

performance.mark()
Maps a DOMHighResTimeStamp to a specified name representing the amount of milliseconds elapsed since a reference instant.
performance.now()
Returns a DOMHighResTimeStamp representing the amount of milliseconds elapsed since a reference instant.

Properties

performance.timing
Is a PerformanceTiming object containing latency-related performance information.
performance.navigation
Is a PerformanceNavigation object representing the type of navigation that occurs in the given browsing context, like the amount of redirections needed to fetch the resource.
performance.memory
A non-standard extension added in Chrome.

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Last updated by: smarts,
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