Run results for: EcmaScript6 Uint32Array vs regular JS array

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:138.0) Gecko/20100101 Firefox/138.0

Browser: Firefox 138

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Uint32Array

25.5M/s

Plain JS array

24.8M/s

View exact numbers

Test name	Executions per second
✓ Uint32Array	25,531,988 Ops/sec
Plain JS array	24,829,714 Ops/sec

Script Preparation code:

var int32 = new Uint32Array(100);
var regular = [];

for(var i=0;i<100;i++){
  int32[i] = i;
  regular.push(i);
}

Tests: