Run details:
Mozilla/5.0 (Linux; Android 9; ONEPLUS A5000) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.90 Mobile Safari/537.36
Chrome Mobile 73
Android
Mobile
5 years ago
Test name Executions per second
find 5222.0 Ops/sec
for 2912.5 Ops/sec
Script Preparation code:
AخA
 
var arr = [];
var max = 1000;
var valueToFind = 500;
for (var i = 0; i < 1000; i++) {
    arr[i] = Math.floor(Math.random()*max);     
}
Tests:
  • find

     
    arr.find(item => item === valueToFind);
  • for

     
    const len=arr.length;
    for (var i = 0; i < len; i++) {
      if (arr[i]===valueToFind) {
        break;
      }
    }