innerHTML vs removeChild

JavaScript performance comparison

Revision 288 of this test case created by

Preparation code

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<div id='box1'></div>
      
<script>
Benchmark.prototype.setup = function() {
  var testPattern = '<div>hello<div style="background-color: #000000;">ttt</div></div>';
  var i, testString;
  for(i = 0; i < 1000; i++) {
    testString += testPattern;
  }
  
  var box1 = document.getElementById('box1');
  
  box1.innerHTML = testString;

};
</script>

Preparation code output

<div id='box1'></div>

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
innerHTML
box1.innerHTML = '';
pending…
removeChild Cache
var fc;
while (fc=box1.firstChild) {
  box1.removeChild(fc);
}
pending…
removeChild
while (box1.firstChild) {
  box1.removeChild(box1.firstChild);
}
pending…
jquery empty
$(box1).empty();
pending…

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Revisions

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