array.filter.unique vs new set

JavaScript performance comparison

Revision 34 of this test case created by Felipe de Souza Dias

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  let array = [];
  
  for (let i = 0; i < 10000000; i++) {
    array.push(Math.floor(Math.random() * 100));
  }
  
  

};
</script>

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
new set
[...new Set(array)]
pending…
reduce
Object.keys(array.reduce((result, item) => {
   result[item] = true;
   return result
}, {}));
pending…
sort
[...array].sort().filter((item, i, arr) => index === 0 || arr[i-1] !== item)
pending…

Revisions

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