Run results for: Array contain - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36

Browser: Chrome 108

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Array.indexOf	25701300.0 Ops/sec
Array.some	25578280.0 Ops/sec
Array.every	25602540.0 Ops/sec
Array.findIndex	25579870.0 Ops/sec
Array.filter	23272040.0 Ops/sec

Website performance monitoring

Script Preparation code:

var a = [true, true, true, true, true, true, true];

Tests:

Array.indexOf
a.indexOf(false) === -1;
Array.some
!a.some(i => i === false);
Array.every
a.every(i => i === true);
Array.findIndex
a.findIndex(i => i === false) === -1;
Array.filter
a.filter(i => i === false).length === 0;