Parent vs String Concat

JavaScript performance comparison

Test case created by Greg

Preparation code

<div id="selectTop">
        <div id="select">The Selector</div>
<script src=""></script>

Benchmark.prototype.setup = function() {
  var thisId;


Benchmark.prototype.teardown = function() {
  var thisId = null;


Preparation code output

<div id="selectTop"> <div> <div id="select">The Selector</div> </div> </div>

Test runner

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Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Select By Parent
var thisId = $("#select").parent().parent()[0].id;
Select By Text Concat
var thisId = $("#" + $("#select")[0].id + "Top")[0].id;

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The Selector