nnab

JavaScript performance comparison

Revision 9 of this test case created

Info

Demonstrating the performance hit caused by nested functions.

Preparation code

<html>
 
  <head>
    <script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
    </script>
    <script>
      $(document).ready(function() {

      });
    </script>
  </head>
 
  <body>
    <p>
    </p>
  </body>

</html>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
a
for (var i = 0; i < 10; i++) {
  $("p").html("<div>a" + i + "</div>");
}
pending…
b
var j = "";
for (var k = 0; k < 10; k++) {
  j += "<div>a" + k + "</div>";
}
$("p").html(j);
pending…

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