Run results for: createElement vs insertAdjacentHTML but actually works V2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 Edg/132.0.0.0

Browser: Chrome 132

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

createElement

751/s

insertAdjacentHTML

639/s

View exact numbers

Test name	Executions per second
✓ createElement	751 Ops/sec
insertAdjacentHTML	639 Ops/sec

HTML Preparation code:

<div id="test"></div>

Tests:

createElement
const elemTpl = document.createElement("div"); elemTpl.classList.add("testClass"); newElement = document.createElement("div"); newElement.id = "testing" for (i = 0; i < 1000; i++) { newElement.appendChild( elemTpl.cloneNode(true) ); } document.getElementById("test").appendChild(newElement);
insertAdjacentHTML
html = "<div id='testing'>" for (i = 0; i < 1000; i++) { html += "<div class='testClass'></div>"; } html += "</div>"; document.getElementById("test").insertAdjacentHTML("beforeend", html);