Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36 Edg/89.0.774.63
Chrome 89
Windows
Desktop
4 years ago
Test name Executions per second
Set spread 662871.9 Ops/sec
Array from set 596744.9 Ops/sec
Filter 263030.3 Ops/sec
Script Preparation code:
AخA
 
var array = Array.from({length: 40}, () => Math.floor(Math.random() * 140));
Tests:
  • Set spread

     
    const f = [... new Set(array)]
  • Array from set

     
    const s = new Set(array)
    const l = Array.from(s)
  • Filter

     
    const b = array.filter((i,index) => array.indexOf(i)=== index)