Run results for: splice(indexof()) vs filter

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.6.1

Device Platform: Mobile

Date tested: 3 months ago

Test name	Executions per second
filter	43036.7 Ops/sec
indexOf	60859680.0 Ops/sec

Script Preparation code:

var arr = Array.from({length:10000}, (v,i) => i)

​x
 
​var arr = Array.from({length:10000}, (v,i) => i)

Tests:

filter
arr.filter((item) => { return item !== 5000; });
arr.filter((item) => {
return item !== 5000;
});
indexOf
arr.splice(arr.indexOf(5000), 1);
arr.splice(arr.indexOf(5000), 1);