Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Safari/537.36
Chrome 106
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
Array.find 1531.9 Ops/sec
Array.indexOf 27015490.0 Ops/sec
Script Preparation code:
x
 
var arr = [];
var i = 0;
while (i <= 1E5) arr[i] = i++;
Tests:
  • Array.find

     
    const item = arr.find(item => item == 1E5);
  • Array.indexOf

     
    const index = arr.indexOf(1E5);