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Run results for:
removeChild (first/last) vs removeElementChild (first/last) !!!
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Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Goanna/6.7 Firefox/128.0 PaleMoon/33.8.1.1
Browser:
Pale Moon (Firefox Variant) 33
Operating system:
Linux
Device Platform:
Desktop
Date tested:
7 months ago
Test name
Executions per second
removeChild ( firstChild )
1205736.5 Ops/sec
removeChild ( lastChild )
1210546.5 Ops/sec
removeChild ( firstElementChild )
1221936.2 Ops/sec
removeChild ( lastElementChild )
1212541.9 Ops/sec
HTML Preparation code:
<div id="container"></div>
Script Preparation code:
var node = document.getElementById('container'); for(var i = 0; i < 1000; i++) node.appendChild(document.createElement('div'));
Tests:
removeChild ( firstChild )
var node = document.getElementById('container'); let item; while(item = node.firstChild) node.removeChild(item)
removeChild ( lastChild )
var node = document.getElementById('container'); while(node.firstChild) node.removeChild(node.lastChild)
removeChild ( firstElementChild )
var node = document.getElementById('container'); let item; while(item = node.firstElementChild) node.removeChild(item)
removeChild ( lastElementChild )
var node = document.getElementById('container'); while(node.firstElementChild) node.removeChild(node.lastElementChild)