Preparation code

 
<script>
  Benchmark.prototype.setup = function() {
    var LinkedNode = function(item, prev, next) {
      this.item = item;
      this.prev = prev;
      this.next = next;
    };
    
    var LinkedList = function(item) {
      this.head = item ? new LinkedNode(item, null, null) : null;
      this.last = this.head;
      this.length = 0;
      this.current;
    };
    
    LinkedList.prototype.add = function( item ) {
      var node;
      if( this.head === null ) {
        node = this.head = new LinkedNode(item, null, null);
      } else {
        node = this.last.next = new LinkedNode(item, this.last, null);
      }
      this.length += 1;
      this.last = node;
    };
      
    
    var list = new LinkedList();
    var arry = [];
    var i = 10000
    while(i > 0) {
      var _i = i--;
      list.add(!!_i % 3 ? _i : "BOO!");
      arry.push(!!_i % 3 ? _i : "BOO!");
    }
  };
</script>

Test runner

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for(var x = list.head; x; x = x.next) {
  // nuthin'
}

for(var z = 0; z < arry.length; z++) {
    // nuthin'
}

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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 Jim Cowart on 15th January 2013
• Revision 2: published by Jim Cowart on 18th January 2013
• Revision 3: published by Jim Cowart on 18th January 2013
• Revision 4: published by Jamie Hill on 16th February 2013

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