Run results for: Object arrays: findIndex vs for loop

Run details:

User agent: Mozilla/5.0 (X11; CrOS aarch64 13505.63.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36

Browser: Chrome 87

Operating system: Chrome OS 13505.63.0

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
findIndex	248.3 Ops/sec
for loop	109.5 Ops/sec

Script Preparation code:

var arr = new Array(15000);
arr.fill({ id: 0 });
arr = arr.map((el, idx) => el.id = idx);
var foo = Math.floor(Math.random() * 15000);

Tests: