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W3C Invites Implementations of User Timing and Performance Timeline

Author(s) and publish date

Published:: 2 December 2021

The Web Performance Working Group invites implementations of two Candidate Recommendation Snapshots:

User Timing defines an interface to help web developers measure the performance of their applications by giving them access to high precision timestamps.
Performance Timeline extends the High Resolution Time specification [HR-TIME-3] by providing methods to store and retrieve high resolution performance metric data.

Comments are welcome by 01 February 2022.

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