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

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 Safari/537.36

Browser: Chrome 110

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
new Array()	323426.7 Ops/sec
Array.from()	44047.8 Ops/sec

Tests:

new Array()
new Array(500).fill({}).map(()=> ({a:5}))
AخA

new Array(500).fill({}).map(()=> ({a:5}))
Array.from()
Array.from({ length: 500 }).map(()=> ({a:5}))
Array.from({ length: 500 }).map(()=> ({a:5}))