Run results for: Filter vs Find with FOr

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36

Browser: Chrome 79

Operating system: Mac OS X 10.13.6

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
find with for	638576.6 Ops/sec
select with filter	6987916.5 Ops/sec

Script Preparation code:

var arrOriginal = [1,2,3,4,5,6,7,8,9,10]
var response = [];

Tests:

find with for
for(const key in arrOriginal) { if ((key % 2) === 0) { response.push(key) } }
select with filter
arrOriginal.filter(number => number % 2 === 0)