Benchmark: matchMedia vs cached matchMedia

HTML Preparation code:

<script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>
<style>
  #before:before {
  	content: "a";
 	 display: none;
  }
  @media(min-width: 200px) {
  	#body {
  		background: red;
  	content: "b";
  	}
  }
  @media(min-width: 600px) {
  	#body {
  		background: blue;
  	content: "c";
  	}
  }
  @media(min-width: 1000px) {
  	#body {
  		background: yellow;
  	content: "d";
  	}
  }
</style>
<div id="body">
</div>

Script Preparation code:

mediaMatcher = window.matchMedia("(min-width: 400px)");

Tests:

cached
mediaMatcher.matches;
new
window.matchMedia("(min-width: 400px)").matches;
before
window.getComputedStyle(document.getElementById('body'), ':before').getPropertyValue('content').replace(/\"/g, '');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
cached
new
before

Fastest: N/A

Slowest: N/A

Latest run results:

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Related benchmarks:

matchMedia vs cached matchMedia (version: 0)

Comparing performance of: cached vs new vs before

Created: 4 years ago by: Guest

Jump to the latest result

cached

new

before

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results