push vs initialisation

JavaScript performance comparison

Test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var arr = [];
  var count = 200000;

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
initialise
arr.length = count;
for(var i = 0; i < count ; i++)
    arr[i] = true;
pending…
push
for(var i = 0; i < count; i++)
    arr.push(true)
pending…

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