Run results for: While loop vs Closest

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:121.0) Gecko/20100101 Firefox/121.0

Browser: Firefox 121

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 2 years ago

closest

378K/s

while

307K/s

View exact numbers

Test name	Executions per second
✓ closest	377,700 Ops/sec
while	307,215 Ops/sec

HTML Preparation code:

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<style type="text/css">
.hidden {
display: none;
}
</style>
<div class="visible">
<div class="hidden">
<div class="hidden">
<div class="hidden hidden-last"></div>
</div>
</div>
</div>
      

      <script>

        Benchmark.prototype.setup = function() {

          
  var $element = $('.hidden-last');

        
  };


      
</script>

Tests:

while
while ($element.is(":hidden")) { $element = $element.parent(); }
closest
$element = $element.closest(':visible')