Run details:
Mozilla/5.0 (Linux; Android 10; VOG-L29) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.101 Mobile Safari/537.36
Chrome Mobile 87
Android
Mobile
4 years ago
Test name Executions per second
for 33785.2 Ops/sec
foreach 2077868.6 Ops/sec
some 2160452.5 Ops/sec
for..of 57016.1 Ops/sec
Script Preparation code:
AخA
 
var array = new Array(100);
Tests:
  • for

     
    for (var i = 0; i < array.length; i++) {
      array[i];
    }
  • foreach

     
    array.forEach(function(i) {
      array[i];
    });
  • some

     
    array.some(function(i) {
      array[i];
    });
  • for..of

     
    for (var i of array) {
      array[i];
    }