MeasureThat.net

Run results for: Remove all children from DOM element

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:137.0) Gecko/20100101 Firefox/137.0
Firefox 137
Windows
Desktop
one month ago
Test name Executions per second
Remove firstChild 5592535.5 Ops/sec
Remove lastChild 5540025.0 Ops/sec
innerHTML 4278509.5 Ops/sec
innerText 3972530.2 Ops/sec
textContent 4484887.0 Ops/sec
firstChild.remove 5750784.5 Ops/sec
range 1389207.8 Ops/sec
HTML Preparation code:
AخA
 
1
<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");
    while (list.firstChild) {
        list.removeChild(list.firstChild);
    }

  • 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();