Run results for: innerhtml vs removechild (table)1

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115.0

Browser: Firefox 115

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
innerHTML	919744.7 Ops/sec
removeChild	3499109.0 Ops/sec
deleteRow	2500427.8 Ops/sec

HTML Preparation code:

<table><tbody id="container"></tbody></table>

Script Preparation code:

var node = document.getElementById('container');
const html = [];
for(var i = 0; i < 500; i++) html.push('<tr><td>aa</td><td>aa</td></tr>');
node.insertAdjacentHTML('beforeend', html.join(''));

Tests:

innerHTML
var node = document.getElementById('container'); node.innerHTML = '';
removeChild
var node = document.getElementById('container'); while(node.lastChild) node.removeChild(node.lastChild)
deleteRow
var tbody = document.getElementById('container'); var tbl = tbody.parentElement; var count = tbl.rows.length; for(var i = 1; i < count; i++){ tbl.deleteRow(i); }

Run results for: innerhtml vs removechild (table)1

innerHTML

removeChild

deleteRow