equality checks

JavaScript performance comparison

Revision 2 of this test case created by Benjamin

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var arr = [];
   
    for (var i = 0; i < 5000; i += 1) {
      arr.push(i%3);
    }
};
</script>

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Testing in unknown unknown
Test Ops/sec
Bang
var i = arr.length;

while (i--) {
   if (arr[i] == 2) { arr[i] = 0 }
}
pending…
Equality
var i = arr.length;

while (i--) {
   if (arr[i] === 2) { arr[i] = 0 }
}
pending…

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