number-assertion-undef

JavaScript performance comparison

Revision 2 of this test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var obj = {};
};
</script>

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Testing in unknown unknown
Test Ops/sec
typeof
typeof obj.length === 'number'
pending…
+
obj.length === +obj.length
pending…
Number
obj.length === Number(obj.length)
pending…
toString repr
obj.toString() === '[object Number]'
pending…

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