PerformanceObserverEntryList.getEntries - Node documentation
method PerformanceObserverEntryList.getEntries

Usage in Deno

import { type PerformanceObserverEntryList } from "node:perf_hooks";
PerformanceObserverEntryList.getEntries(): PerformanceEntry[]

Returns a list of PerformanceEntry objects in chronological order with respect to performanceEntry.startTime.

const {
  performance,
  PerformanceObserver,
} = require('node:perf_hooks');

const obs = new PerformanceObserver((perfObserverList, observer) => {
  console.log(perfObserverList.getEntries());

   * [
   *   PerformanceEntry {
   *     name: 'test',
   *     entryType: 'mark',
   *     startTime: 81.465639,
   *     duration: 0,
   *     detail: null
   *   },
   *   PerformanceEntry {
   *     name: 'meow',
   *     entryType: 'mark',
   *     startTime: 81.860064,
   *     duration: 0,
   *     detail: null
   *   }
   * ]

  performance.clearMarks();
  performance.clearMeasures();
  observer.disconnect();
});
obs.observe({ type: 'mark' });

performance.mark('test');
performance.mark('meow');

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