Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1.8.1/jquery.min.js">
</script>
<script src="//cdnjs.cloudflare.com/ajax/libs/underscore.js/1.3.3/underscore-min.js">
</script>
<script>
  Benchmark.prototype.setup = function() {
    var r;
    var array = ['1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '11', '12', '33', '44', '55', '66', '77', '88', '99'];
    
    function contains(array, value) {
      var index = -1,
          length = array.length;
    
      while (++index < length) {
        if (array[index] === value) {
          return true;
        }
      }
      return false;
    }
  };
</script>

Preparation code output

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r = $.inArray('33', array) > -1;

r = _.indexOf(array, '33') > -1;

r = contains(array, '33');

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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 by robertm on 2nd November 2011 and last updated on 9th September 2012
• Revision 2: published by Glauber on 2nd November 2011 and last updated on 26th December 2012
• Revision 3: published by Blaise Kal on 9th January 2013
• Revision 4: published on 25th January 2013
• Revision 5: published by John Factorial on 13th March 2013
• Revision 6: published on 29th March 2013

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