Run results for: Some vs. indexOf v21

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:76.0) Gecko/20100101 Firefox/76.0

Browser: Firefox 76

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Array.some	3459739.0 Ops/sec
Array.indexOf	4622388.0 Ops/sec

Script Preparation code:

var currencies = ["rub", "usd", "qwe", "www", "zzz", "eur"];
var payments = [{currency: "rub", amount: 99, fee: 88},
                   {currency: "usd", amount: 99, fee: 88},
                   {currency: "peso", amount: 99, fee: 88},
                   {currency: "eur", amount: 99, fee: 88},
                   {currency: "hrk", amount: 99, fee: 88},
                   {currency: "yht", amount: 99, fee: 88},
                   {currency: "kht", amount: 99, fee: 88}];

Tests:

Array.some
var tempResult = payments.filter(payment => currencies.some(elem => elem === payment.currency));
Array.indexOf
var tempResult = payments.filter(x => currencies.indexOf(x.currency) !== -1);

Run results for: Some vs. indexOf v21

Array.some

Array.indexOf