Run results for: Array loops

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36

Browser: Chrome 76

Operating system: Mac OS X 10.14.2

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
for loop	169475.2 Ops/sec
reverse while loop	170422.8 Ops/sec

Script Preparation code:

var array = [];
(function () {
  var length = 100;
  while (length--) {
    array.push(Math.random());
  }
})();

Tests:

for loop
var i = 0; var length = array.length; for (; i < length; i++) { array[i]++; }
reverse while loop
var i = array.length; while (i--) { array[i]++; }