Run results for: Array loop: forEach vs for vs map vs for of entries

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:145.0) Gecko/20100101 Firefox/145.0

Browser: Firefox 145

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 9 months ago

for

1.8M/s

map

370K/s

forEach

263K/s

for of entries

118K/s

View exact numbers

Script Preparation code:

   var arr = [];
    for (var i = 0; i < 1000; i++) {
      arr[i] = i;
    }
  
    function someFn(x, i) {
      return x * i * 3 * 8;
    }

Tests: