Or vs Floor

JavaScript performance comparison

Revision 2 of this test case created by Petros Aggelatos

Preparation code

<script>
  var i = 100000;
  var array = [];
  while ( i-- ) {
      array[ i ] = Math.random() * 100;
  }
</script>

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Testing in unknown unknown
Test Ops/sec
Floor
var i = 100000;
var sum = 0;
while ( i-- ) {
    sum += Math.floor( array[ i ] );
}
pending…
OR
var i = 100000;
var sum = 0;
while ( i-- ) {
    sum += array[ i ] | 0;
}
pending…

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Revisions

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