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Run results for: innerhtml vs removechild(firstChild) vs removechild(lastChild) vs innerText vs textContent

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Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.117 Safari/537.36
Chrome 79
Linux
Desktop
4 years ago
Test name Executions per second
innerHTML 2929692.0 Ops/sec
removeChild 3823414.0 Ops/sec
removeChild backwards 3654463.2 Ops/sec
innerText 2284382.2 Ops/sec
textContent 2920597.8 Ops/sec
HTML Preparation code:
AخA
 
1
<div id="container"></div>
Script Preparation code:
​x
 
var node = document.getElementById('container');
​
for(var i = 0; i < 1000; i++) node.appendChild(document.createElement('div'));
Tests:

  • innerHTML

     
    var node = document.getElementById('container');
    node.innerHTML = '';

  • removeChild

     
    var node = document.getElementById('container');
    while(node.firstChild) node.removeChild(node.firstChild)

  • removeChild backwards

     
    var node = document.getElementById('container');
    while(node.lastChild) node.removeChild(node.lastChild)

  • innerText

     
    var node = document.getElementById('container');
    node.innerText = '';

  • textContent

     
    var node = document.getElementById('container');
    node.textContent = '';