Run results for: js spread vs concat

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36

Browser: Chrome 102

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Spread	10866390.0 Ops/sec
Concat	6674707.5 Ops/sec

Tests:

Spread
const arr1 = [ "hello", true, 7 ]; const arr2 = [ "hello", true, 7 ]; function sum(arr){ return arr.reduce((prev, curr) => prev + curr, 0); } sum([...arr1,...arr2]);
Concat
const arr1 = [ "hello", true, 7 ]; const arr2 = [ "hello", true, 7 ]; function sum(arr){ return arr.reduce((prev, curr) => prev + curr, 0); } sum(arr1.concat(arr2));