Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<script>
  Benchmark.prototype.setup = function() {
    var a = [];
    for (var i = 0; i < 10000; i++) a.push('550e8400-e29b-41d4-a716-446655440000');
    
  };
</script>

Test runner

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var b = [].concat(a);

var b = JSON.parse(JSON.stringify(a));

var b = a.slice(0);

var b = $.extend({}, a);

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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 on 20th October 2012
• Revision 2: published on 20th October 2012
• Revision 3: published on 20th October 2012
• Revision 4: published on 20th October 2012
• Revision 5: published on 23rd October 2012
• Revision 6: published on 16th January 2013

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