for loop test

JavaScript performance comparison

Test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var array = [];
    for (var i = 0, j = 99999; i < j; i++) {
      array.push(Math.random());
    }
};
</script>

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Testing in unknown unknown
Test Ops/sec
for in
for (var lol = 0, blaat = array.length; lol < blaat; lol++) {
  array[lol] = null;
}
pending…
for var i

for (var item in array) {
  item = null;
}
pending…

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