Int32Array Performance (read)

JavaScript performance comparison

Test case created by sou

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var n = 1000;
    var arr = new Array(n);
    var i32a = new Int32Array(n);
    for (var i = 0; i < n; i++) {
      arr[i] = 1;
      i32a[i] = 1;
    };
};
</script>

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Testing in unknown unknown
Test Ops/sec
Normal Array
for (var i = 0; i < n; i++) {
  arr[i];
};
pending…
Int32 Array
for (var i = 0; i < n; i++) {
  i32a[i];
};
pending…

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