+9 vs parseInt(9)

JavaScript performance comparison

Test case created by Craig Spence

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    int = '9'
    float = '9.87654'
};
</script>

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Testing in unknown unknown
Test Ops/sec
parseInt
int = parseInt(int)
pending…
castInt
int = +int
pending…
parseFloat
float = parseFloat(float)
pending…
castFloat
float = +float
pending…

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