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Run results for:
Array vs Uint8Array vs Uint16Array vs Uint32Array vs BigInt64Array
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<iframe src="https://measurethat.net/Embed?id=625147" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36 Edg/144.0.0.0
Browser:
Chrome 144
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 months ago
Test name
Executions per second
Array
340.4 Ops/sec
Uint8Array
609.1 Ops/sec
Uint16Array
599.7 Ops/sec
Uint32Array
451.8 Ops/sec
BigInt64Array
286.5 Ops/sec
Tests:
Array
var arr = new Array(1500000).fill(0); for (let i=0; i<arr.length; i++) { arr[i] = arr[i] + 1; }
Uint8Array
var arr = new Uint16Array(1500000).fill(0); for (let i=0; i<arr.length; i++) { arr[i] = arr[i] + 1; }
Uint16Array
var arr = new Uint16Array(1500000).fill(0); for (let i=0; i<arr.length; i++) { arr[i] = arr[i] + 1; }
Uint32Array
var arr = new Uint32Array(1500000).fill(0); for (let i=0; i<arr.length; i++) { arr[i] = arr[i] + 1; }
BigInt64Array
var arr = new BigInt64Array(1500000).fill(0n); for (let i=0; i<arr.length; i++) { arr[i] = arr[i] + 1n; }