BrockReece · February 8, 2018 22:31
diff --git a/performanceObserver.js b/performanceObserver.js
 const observer = new PerformanceObserver(list => {
  list.getEntries().forEach((entry) => {
    //handle each performance mark
  })
 })

 observer.observe({ entryTypes: [ 'mark', 'measure'] })
	const observer = new PerformanceObserver(list => {
	list.getEntries().forEach((entry) => {
	//handle each performance mark
	})
	})

	observer.observe({ entryTypes: [ 'mark', 'measure'] })