for...each...of

JavaScript performance comparison

Test case created by medns

Preparation code 


      
      <script>

        Benchmark.prototype.setup = function() {

          
  const a = [];
  for (let i = 0; i < 1_000_000; i += 1) {
    a.push(i);
  }

        
  };


      
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
for...each 
var x = 0;
a.forEach((i) => {
  x = i
})
 pending…
for 
var x = 0
for (let i = 0; i < a.length; i += 1) {
  x = a[i]
}
 pending…
for...of 
var x = 0;
for (const k of a) {
  x = k
}
 pending…

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