Run results for: Array.from() vs new Array()

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 YaBrowser/23.3.0.2295 Yowser/2.5 Safari/537.36

Browser: Yandex Browser 23

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

new Array()

1.1M/s

Array.from()

28K/s

View exact numbers

Test name	Executions per second
✓ new Array()	1,075,814 Ops/sec
Array.from()	28,185 Ops/sec

Tests:

new Array()
new Array(500).fill(0, 0, 500)
Array.from()
Array.from({ length: 500 }, () => 0)

Run results for: Array.from() vs new Array()

Testing the difference between creating filled arrays.

new Array()

Array.from()