Event Performance

JavaScript performance comparison

Test case created by GU Yiling

Preparation code

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<div id="target"></div>
      
<script>
Benchmark.prototype.setup = function() {
  function task() {};
  var el = document.getElementById('target');
  var $el = $(el);
  

};
</script>

Preparation code output

<div id="target"></div>

Test runner

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Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Naive jQuery.on
$el.on('click', task);
pending…
addEventListener
el.addEventListener('click', task);
pending…
addEventListener with new callback
el.addEventListener('click', function () {});
pending…
Naive jQuery.on with new callback
$el.on('click', function () {});
pending…

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