Run results for: array vs Float64Array

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:96.0) Gecko/20100101 Firefox/96.0

Browser: Firefox 96

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 3 years ago

Script Preparation code:

var a = [...Array(10000)].map(_ => Math.random());
var ta = (new Float64Array(10000)).map(_ => Math.random());

AخA
 
var a = [...Array(10000)].map(_ => Math.random());var ta = (new Float64Array(10000)).map(_ => Math.random());

Tests:

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

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