Run results for: parseFromString vs cloneNode

Run details:

User agent: Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/135.0 Firefox/135.0

Browser: Firefox Mobile 135

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Benchmark engine: Benchmark.js

cloneNode

69/s

createElement

21/s

View exact numbers

Test name	Executions per second
✓ cloneNode	69 Ops/sec
createElement	21 Ops/sec

Script Preparation code:

var markup = '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1"><g class="joint-port"/></svg>';

Tests:

createElement
var list = [], n = 0; while(true) { n++; list.push(new DOMParser().parseFromString(markup, 'text/xml')); if(n===1000) break; }
cloneNode
var list = [], n = 0, node = new DOMParser().parseFromString(markup, 'text/xml'); while(true) { n++; list.push(node.cloneNode(true)); if(n===1000) break; }