binSwapVars

JavaScript performance comparison

Revision 16 of this test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var a = ~~ (Math.random() * 100000);
    var b = ~~ (Math.random() * 100000);
};
</script>

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Testing in unknown unknown
Test Ops/sec
binary
a ^= b;
b ^= a;
a ^= b;
pending…
temp variable
var c = a;
a = b;
b = c;
delete c;
pending…
js 1.7
[a, b] = [b, a]
pending…

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