Run results for: Walk dates of a year

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.5 Safari/605.1.15

Browser: Safari 26

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 19 days ago

Test name	Executions per second
modify date	95790.2 Ops/sec
create date	59084.2 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->
<div id="date.create"></div>
<div id="date.set"></div>

Script Preparation code:

var startDate = new Date(2020, 0, 1);

var elSet = document.getElementById('date.set');
var elCreate = document.getElementById('date.create');

Tests:

modify date
var d = new Date(startDate); for (var i = 0; i < 366; ++i) { d.setDate(d.getDate() + 1); } elSet.innerText = d;
create date
var d = startDate; for (var i = 0; i < 366; ++i) { d = new Date(d.getFullYear(), d.getMonth(), d.getDate() + 1); } elCreate.innerText = d;