Object.is vs polyfill

JavaScript performance comparison

Test case created by ku8ar

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  const a = {}
  
  function polyfill(x, y) {
      if (x === y) { // Steps 1-5, 7-10
        return x !== 0 || 1 / x === 1 / y;
      } else {
        return x !== x && y !== y;
      }
  }

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Object.is
Object.is(a, a)
pending…
polyfill
polyfill(a, a)
pending…

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