Naw, it doesn't matter if you 'return' on jQuery events

JavaScript performance comparison

Revision 4 of this test case created

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js"></script>


<div id="a">
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
   <div class="suggestKeyword"></div>
</div>
<script>
Benchmark.prototype.setup = function() {
    var a = $(document.getElementById('a'));
};
</script>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
on with tag
a.on('mousedown', 'div', function() {
event.preventDefault();
});
pending…
on with class
a.on('mousedown', '.suggestKeyword', function() {
event.preventDefault();
});
pending…

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