jQuery Cached Set

JavaScript performance comparison

Revision 29 of this test case created by

Preparation code

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<div id="top" class="mydiv">
  <p id="para_1" class="mytext">
    Paragraph one
  </p>
  <p id="para_2" class="mytext">
    Paragraph two
  </p>
  <p id="para_3" class="mytext">
    Paragraph three
  </p>
  <span id="span_1" class="mytext">
    Text in a span
  </span>
</div>
<p id="para_4" class="mytext">
  Paragraph four
</p>
<p id="para_5" class="mytext">
  Paragraph five
</p>
<p id="para_6" class="mytext">
  Paragraph six
</p>
<script>
  var parent_el = document.getElementById("top");
  var cached = jQuery(parent_el).find('p.mytext');
</script>
    

Preparation code output

<div id="top" class="mydiv"> <p id="para_1" class="mytext"> Paragraph one </p> <p id="para_2" class="mytext"> Paragraph two </p> <p id="para_3" class="mytext"> Paragraph three </p> <span id="span_1" class="mytext"> Text in a span </span> </div> <p id="para_4" class="mytext"> Paragraph four </p> <p id="para_5" class="mytext"> Paragraph five </p> <p id="para_6" class="mytext"> Paragraph six </p> <script> var parent_el = document.getElementById("top"); var cached = jQuery(parent_el).find('p.mytext'); </script>

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Cached elements
cached.css('color', '#ff0000');
cached.css('text-decoration', 'underline');
cached.css('background-color', '#eeeeee');
pending…
No cache
jQuery('#top').find('p.mytext').css('color', '#ff0000');
jQuery('#top').find('p.mytext').css('text-decoration', 'underline');
jQuery('#top').find('p.mytext').css('background-color', '#eeeeee');
pending…
Cache2
cached.css('color', '#ff0000').css('text-decoration', 'underline').css('background-color', '#eeeeee');
pending…
Cach3
cached.css({
  "color": "#ff0000",
  "text-decoration": "underline",
  "background-color": "#eeeeee"
});
pending…

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Revisions

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Paragraph one

Paragraph two

Paragraph three

Text in a span

Paragraph four

Paragraph five

Paragraph six