insertBefore vs appendChild

JavaScript performance comparison

Revision 2 of this test case created by Devin Rhode

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var spanNode = document.createElement('span');
  var spanHTML = '<span></span>';

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
appendChild
document.documentElement.appendChild(spanNode);
pending…
insertBefore
document.documentElement.insertBefore(spanNode);
pending…
innerHTML
document.documentElement.innerHTML += '<span></span>';
pending…
insertAdjacentElement
document.body.insertAdjacentElement('afterEnd', spanNode); //Yes, this test prematurely loses out because you can't use documentElement
pending…
insertAdjacentHTML
document.body.insertAdjacentHTML('afterEnd', spanHTML);
pending…
insertAdjacentText
document.body.insertAdjacentText('afterEnd', spanHTML);
pending…

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Revisions

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