Math.max vs if then

JavaScript performance comparison

Test case created by Juve

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var results = [];
    var current = 0;
    var max = Math.max;
    var random = Math.random;
};
</script>

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Testing in unknown unknown
Test Ops/sec
Math.max
current = Math.random()
results.push(Math.max(0.5, current))
pending…
if-then
current = Math.random()
results.push(current > 0.5 ? current : 0.5)
pending…
Math.max cached
current = random()
results.push(max(0.5, current))
pending…

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