Integer Conversion

JavaScript performance comparison

Revision 6 of this test case created by Johan Nordberg

Info

Compares different methods of integer conversion

Preparation code

<script>

function toInt(v) {
  if (v < 0) return Math.ceil(v);
  else return Math.floor(v);
};

</script>

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Testing in unknown unknown
Test Ops/sec
parseInt
parseInt(50.5);
parseInt(-50.5);
pending…
Primitive Data Type
~~50.5;
~~-50.5;
pending…
Math functions
toInt(50.5);
toInt(-50.5);
pending…

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