Run results for: $.each vs for...of with Object.getOwnPropertyNames() for object

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0

Browser: Firefox 78

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
$.each	22.7 Ops/sec
for ... of with Object.getOwnPropertyNames	22.6 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.js'></script>

Script Preparation code:

var object = {};
var i = 0;
while (i < 1000) {
  object[i] = i++;
}

Tests:

$.each
$.each(object, function (prop, value) { console.log(prop + " " + value); });
for ... of with Object.getOwnPropertyNames
for (let prop of Object.getOwnPropertyNames(object)) { console.log(prop + " " + object[prop]); }