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

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:131.0) Gecko/20100101 Firefox/131.0

Browser: Firefox 131

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
typedArray	2445493504.0 Ops/sec
array	563880512.0 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)]