string to int

JavaScript performance comparison

Revision 2 of this test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var num = '' + Math.floor((Math.random()*1e+308));
};
</script>

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Testing in unknown unknown
Test Ops/sec
+
var int = +num;
pending…
parseInt
var int = parseInt(num);
pending…
bitShift
var int = num >> 0;
pending…
or 0
var int = num | 0;
pending…
Math.floor
var int = Math.floor(num);
pending…

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