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

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 15_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.3 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 15

Operating system: iOS 15.3

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
filter().map()	417.1 Ops/sec
flatMap()	2043.2 Ops/sec

Script Preparation code:

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

Tests: