Run results for: Zero-fill Uint8Array

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/130.0.6723.37 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 130

Operating system: iOS 18.2

Device Platform: Mobile

Date tested: one year ago

Native fill

77K/s

New array

27K/s

Fill with loop

4K/s

View exact numbers

Test name	Executions per second
✓ Native fill	76,576 Ops/sec
New array	26,615 Ops/sec
Fill with loop	4,411 Ops/sec

Script Preparation code:

var size = 1080 * 720;
var globalArray = new Uint8Array(size);

Tests:

Native fill
globalArray.fill(0);
Fill with loop
var n = size; while(n--) globalArray[n] = 0;
New array
globalArray = new Uint8Array(size);