Length equal 0 or new array

JavaScript performance comparison

Test case created by Paweł Brewczyński

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  a = [1,2,3,4,5,6,7,7];

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
New array method
a = [];
pending…
length equal to 0 method
a.length = 0;
pending…
Defining length isn't like usual "resetting" value
a.randomProperty = 0  // see the performance difference with setting length
pending…

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