Run results for: Item getting in typed array vs simple array

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36 Edg/129.0.0.0

Browser: Chrome 129

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

array

4.8M/s

typedArray

4.6M/s

View exact numbers

Test name	Executions per second
✓ array	4,788,676 Ops/sec
typedArray	4,619,091 Ops/sec

Script Preparation code:

var size = 1024;
var typedArray = new Float64Array(size);
var array = new Array(size);

for(let i = 0; i < size; i++) {
  typedArray[i] = Math.random();
  array[i] = Math.random();
}

Tests:

typedArray
const a = typedArray[Math.round(Math.random() * size)]
array
const a = array[Math.round(Math.random() * size)]