Run results for: some vs findIndex (Array prototype methods)-1e6-nest

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.5 Safari/605.1.15

Browser: Safari 17

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Array.prototype.some	290.2 Ops/sec
Array.prototype.findIndex	331.1 Ops/sec

Script Preparation code:

var arr = [];
var i = 0;

while (i <= 1E6) arr[i] = {a:{a:1,b:2,c:{amount:i++}}};

Tests:

Array.prototype.some
const rt = arr.some(item => item.a.c.amount === 1E6-123);
Array.prototype.findIndex
const rt = arr.findIndex(item => item.a.c.amount === 1E6-123);