Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Chrome 130
Linux
Desktop
3 months ago
Test name Executions per second
array reverse 921093.0 Ops/sec
typedArray reverse 2976003.0 Ops/sec
array i/o 20024.1 Ops/sec
typedArray i/o 21221.0 Ops/sec
Script Preparation code:
AخA
 
var a = [...Array(1000)].map(_ => Math.random());
var ta = (new Float32Array(1000)).map(_ => Math.random());
Tests:
  • array reverse

     
    a.reverse();
  • typedArray reverse

     
    ta.reverse();
  • array i/o

     
    for (let i = 0; i < 10000; ++i)
      a[i] = a[i] + 1;
  • typedArray i/o

     
    for (let i = 0; i < 10000; ++i)
      ta[i] = ta[i] + 1;