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Run results for:
innerHTML vs replaceChildren + insertAdjacentHTML
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Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Browser:
Chrome 131
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
innerHTML
155839.3 Ops/sec
replaceChildren + insertAdjacentHTML
125842.1 Ops/sec
Script Preparation code:
const targetElem = document.createElement( 'DIV' ); targetElem.id = 'target'; targetElem.innerHTML = ` <div> <span>Child 1</span> </div> <div> <span>Child 2</span> </div> <div> <span>Child 3</span> </div> `; document.body.appendChild( targetElem );
Tests:
innerHTML
document.getElementById('target').innerHTML = ` <div> <span>Child 4</span> </div> `;
replaceChildren + insertAdjacentHTML
const target = document.getElementById('target') target.replaceChildren(); target.insertAdjacentHTML( 'beforeend', ` <div> <span>Child 4</span> </div> ` );