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This is documentation for React Native 0.85, which is no longer in active development.

For up-to-date documentation, see the latest version (0.86).

Version: 0.85

PerformanceMark

The global PerformanceMark class, as defined in Web specifications.

Edit page for next release Edit page for 0.85 release

Last updated on Apr 8, 2026

PerformanceLongTaskTiming

PerformanceMeasure

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