Run results for: $.each vs for...in for object

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.89 Safari/537.36

Browser: Chrome 84

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
$.each	117.9 Ops/sec
for...in	106.3 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 < 100) {
  object[i]=i++;
}

Tests:

$.each
$.each(object, function (prop, value) { console.log(prop + " " + value); });
for...in
for (let prop in object) { if (object.hasOwnProperty(prop)) { console.log(prop + " " + object[prop]); } }