What does the method Performance.now() return?
A
DOMTimeStamp
B
DOMHighResTimeStamp
C
DOM\Stamp
D
TimeStamp
Correct Answer: DOMHighResTimeStamp
The Performance.now() method returns a DOMHighResTimeStamp, measured in milliseconds, accurate to one thousandth of a millisecond equal to the number of milliseconds since the PerformanceTiming.navigationStart property and the call to the method. The returned value represents the time elapsed since the time origin.