menu elements

JavaScript performance comparison

Revision 2 of this test case created on 18th June 2012

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

<ul id="educationList">
    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>
    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>    <li class="category"><p>Media production</p>
       <ul>
          <li class="education" style="display: none;">
             <a href="#">Real time 3D animation</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Filming with Steadicam</a>
          </li>
          <li class="education" style="display: none;">
             <a href="#">Sound Effects</a>
          </li>
       </ul>
    </li>
</ul>

Preparation code output

Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects
Media production
- Real time 3D animation
- Filming with Steadicam
- Sound Effects

Test runner

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Test Ops/sec

Testing in unknown unknown
Test	Ops/sec
my way	`// async test $('li.category:not(:has(li:visible))').hide();`	pending…
The high horse way	`// async test $('li.category').each(function() { var $li = $(this); if (!$li.find('li:visible').length) { $li.hide(); } });`	pending…
The higher horse way	`// async test var categories = $('li.category'); for (var i = 0, category; category = categories.eq(i); i++) { if (!category.find('li:visible').length) { category.hide(); } }`	pending…

my way

// async test
$('li.category:not(:has(li:visible))').hide();

pending…

The high horse way

// async test
$('li.category').each(function() {
 var $li = $(this);
 if (!$li.find('li:visible').length) {
  $li.hide();
 }
});

pending…

The higher horse way

// async test
var categories = $('li.category');
for (var i = 0, category; category = categories.eq(i); i++) {
 if (!category.find('li:visible').length) {
  category.hide();
 }
}

pending…

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Revisions

You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:

Revision 1: published by jamiec on 14th March 2011
Revision 2: published on 18th June 2012
Revision 3: published on 18th June 2012
Revision 4: published on 18th June 2012
Revision 5: published on 2nd March 2013

menu elements

JavaScript performance comparison

Preparation code

Preparation code output

Test runner

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Revisions

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