Run results for: Flatten array .flat() vs destructuring

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.4 Safari/605.1.15

Browser: Safari 15

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
flatten with `flat` array method	2475621.2 Ops/sec
Flatten with destructuring	4013701.2 Ops/sec

HTML Preparation code:

<script>
const array = [[1,2,3,4,5,6],[7,8,9,10,11,12],[13,14,15,16,17,18]]  
</script>

Tests:

flatten with `flat` array method
array.flat()
Flatten with destructuring
const newArray = [...array[0], ...array[1], ...array[2]]