Preparation code

 
<script>
  Benchmark.prototype.setup = function() {
    var _push_apply = Function.prototype.apply.bind(Array.prototype.push);
    var _push = Array.prototype.push;
    
    var obj;
    
    var to_push = [1,2,3,4,5];
  };
</script>

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var obj = {length:0};

_push_apply(obj, to_push);

var obj = {length:0};

_push.apply(obj, to_push);

var obj = {length:0};

Array.prototype.push.apply(obj, to_push);

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