Run results for: Native map & filter vs reduce with push

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36

Browser: Chrome 107

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
map & filter	39.3 Ops/sec
reduce	96.5 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var arr = [];
for (var i = 0; i < 1000000; i++) {
  arr[i] = { num: i };
}

Tests:

map & filter
arr.map(item => item.num).filter(num => num > 15 && num < 30);
reduce
arr.reduce((newArr, item) => { if (item.num > 15 && item.num < 30) { newArr.push(item.num); } return newArr; }, []);