Run results for: DOM manipulation vs innerhtml

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:91.0) Gecko/20100101 Firefox/91.0

Browser: Firefox 91

Operating system: Mac OS X 10.14

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
innerHTML	131388.5 Ops/sec
DOM manipulation	3054.0 Ops/sec

HTML Preparation code:

<div id="root"></div>

Tests:

innerHTML
let root = document.querySelector('#root') root.innerHTML = `<div id="4/4b809ca8-b600-a286-62b6-83a6a5fc4310" style="left: 0px; top: 0px; white-space: nowrap;">0</div>`
DOM manipulation
let root = document.querySelector('#root') let itemBox = document.createElement('div') itemBox.id = "4/4b809ca8-b600-a286-62b6-83a6a5fc4310" itemBox.style = "left: 0px; top: 0px; white-space: nowrap;" itemBox.innerHTML = `0` root.appendChild(itemBox)