Run results for: Uint8Array vs Uint8ClampedArray - more numbers

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/135.2 Mobile/15E148 Safari/605.1.15

Browser: Mobile Safari 18

Operating system: iOS 18.3.1

Device Platform: Mobile

Date tested: one year ago

Benchmark engine: Benchmark.js

Uint8Array

1.9M/s

Uint8ClampedArray

1.3M/s

View exact numbers

Test name	Executions per second
✓ Uint8Array	1,865,071 Ops/sec
Uint8ClampedArray	1,346,273 Ops/sec

Script Preparation code:

var arr1 = new Uint8Array(1000);
var arr2 = new Uint8ClampedArray(1000);

Tests:

Uint8Array
for(let i = 0; i < 1000; i++) arr1[i] = i % 255 arr1[37] = arr1[732]
Uint8ClampedArray
for(let i = 0; i < 1000; i++) arr2[i] = i % 255 arr2[37] = arr2[732]