Run results for: Splice vs Filter

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Ubuntu Chromium/80.0.3987.87 Chrome/80.0.3987.87 Safari/537.36

Browser: Chromium 80

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Filter	5219682.0 Ops/sec
Splice	4653243.5 Ops/sec

Script Preparation code:


var arr = [{id: 3, name: 'foo'}, {id: 9, name: 'foo'}, {id: 14, name: 'foo'}, {id: 83, name: 'foo'}, {id: 72, name: 'foo'}, {id: 16, name: 'foo'}, {id: 12, name: 'foo'}, {id: 4, name: 'foo'}, {id: 234, name: 'foo'}];

Tests:

Filter
return arr = arr.filter(a => a.id !== 12)
Splice
var index = arr.indexOf(a => a.id === 12) arr.splice(index, 1) return arr