Run results for: very big Array vs TypedArray write performance

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0

Browser: Firefox 138

Operating system: Windows

Device Platform: Desktop

Date tested: 15 days ago

Test name	Executions per second
Array write	46.0 Ops/sec
TypedArray write	360.8 Ops/sec

Tests:

Array write
var array = new Array(1500000).fill(0); for (let i=0; i<array.length; i++) { array[i] = array[i] + 1; }
TypedArray write
var typedArray = new Uint8Array(1500000).fill(0); for (let i=0; i<typedArray.length; i++) { typedArray[i] = typedArray[i] + 1; }