JS isArray Comparison

JavaScript performance comparison

Test case created by Mark

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var a = [];

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Object.prototype.toString
Object.prototype.toString.call(a) === '[object Array]';
pending…
Array.isArray
Array.isArray(a);
pending…
instanceof
a instanceof Array
pending…
.constructor === Array
a.constructor === Array
pending…

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