Run results for: Array.filter vs. Array.indexOf + splice

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.4

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
Array.filter	3662937.5 Ops/sec
Array.indexOf + Array.splice	3576650.2 Ops/sec

Script Preparation code:

var result = [];
var arrayTest = [];
for(var i = 0; i === 10000; i++){
  if(i === 6000){
    arrayTest.push(2);
  }else{
    arrayTest.push(Math.round(Math.random()));
  }
}

Tests:

Array.filter
result = arrayTest.filter(v => v !== 2);
Array.indexOf + Array.splice
result = arrayTest.splice((arrayTest.indexOf(2)-1),1);

Run results for: Array.filter vs. Array.indexOf + splice

Array.filter

Array.indexOf + Array.splice