Run results for: flatMap() vs filter().map()

Run details:

User agent: Mozilla/5.0 (Android 14; Mobile; rv:122.0) Gecko/122.0 Firefox/122.0

Browser: Firefox Mobile 122

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

filter().map()

352/s

flatMap()

334/s

View exact numbers

Test name	Executions per second
✓ filter().map()	352 Ops/sec
flatMap()	334 Ops/sec

Script Preparation code:

var arr = [];
var i = 0;

while (i <= 1E5) arr[i] = i++;

Tests: