Run results for: createElement vs insertAdjacentHTML but actually works V2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:132.0) Gecko/20100101 Firefox/132.0

Browser: Firefox 132

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

Test name	Executions per second
createElement	2501.5 Ops/sec
insertAdjacentHTML	1345.4 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);