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Run results for:
Remove all children from DOM element with lastChild
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Embed Benchmark Result
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Firefox/102.0
Browser:
Firefox 102
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Remove lastChild
4.5M/s
Remove firstChild
4.5M/s
firstChild.remove
4.5M/s
textContent
3.6M/s
innerHTML
3.5M/s
innerText
3.4M/s
range
920K/s
View exact numbers
Test name
Executions per second
✓
Remove lastChild
4,505,048 Ops/sec
Remove firstChild
4,490,474 Ops/sec
firstChild.remove
4,455,014 Ops/sec
textContent
3,628,904 Ops/sec
innerHTML
3,487,612 Ops/sec
innerText
3,351,654 Ops/sec
range
920,180 Ops/sec
HTML Preparation code:
<div id='messages'></div>
Script Preparation code:
let list = document.getElementById("messages"); for(i=0; i<1000; i++) { list.innerHTML += "<span>Text</span>" }
Tests:
Remove firstChild
let list = document.getElementById("messages"); while (list.firstChild) { list.removeChild(list.firstChild); }
Remove lastChild
let list = document.getElementById("messages"); var last; while (last = list.lastChild) list.removeChild(last);
innerHTML
document.getElementById("messages").innerHTML = "";
innerText
document.getElementById("messages").innerText = "";
textContent
document.getElementById("messages").textContent = "";
firstChild.remove
let list = document.getElementById("messages"); while (list.firstChild) { list.firstChild.remove() }
range
var range = new Range(); range.selectNodeContents(document.getElementById("messages")); range.deleteContents();