Run results for: Uint8array equality benchmark

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36

Browser: Chrome 133

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Naive array equals

196.8M/s

_.isEqual Level 1

325K/s

JSON.stringify Level 1

17K/s

View exact numbers

Test name	Executions per second
✓ Naive array equals	196,794,736 Ops/sec
_.isEqual Level 1	325,447 Ops/sec
JSON.stringify Level 1	16,713 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

window.data1 = new Uint8Array([...Array(1000).keys()].map(k=>k%8))
window.data2 = new Uint8Array([...Array(1000).keys()].map(k=>k%8))


window.arrayEquals = function(a, b) {
    return Array.isArray(a) &&
        Array.isArray(b) &&
        a.length === b.length &&
        a.every((val, index) => val === b[index]);
}

Tests:

_.isEqual Level 1
_.isEqual(window.data1, window.data2)
JSON.stringify Level 1
JSON.stringify(window.data1) === JSON.stringify(window.data2);
Naive array equals
window.arrayEquals(window.data1, window.data2)

Run results for: Uint8array equality benchmark

Test on isEqual performance

_.isEqual Level 1

JSON.stringify Level 1

Naive array equals