This article needs a technical review. How you can help.
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.
Document Tags and Contributors
Tags:
Contributors to this page:
smarts,
jsantell,
fscholz,
paul.irish,
teoli,
julienw,
iamanupmenon,
ethertank,
Sheppy,
MattBrubeck
Last updated by:
smarts,