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Run results for:
_.map vs array.map for UInt8Array - part 2
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36 Edg/146.0.0.0
Browser:
Chrome 146
Operating system:
Windows
Device Platform:
Desktop
Date tested:
5 months ago
Benchmark engine:
Benchmark.js
_.map
1.5M/s
array.map
695K/s
View exact numbers
Test name
Executions per second
✓
_.map
1,529,858 Ops/sec
array.map
694,815 Ops/sec
HTML Preparation code:
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.core.js"></script>
Script Preparation code:
var cs = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'; var values = new Uint8Array(32); window.crypto.getRandomValues(values);
Tests:
_.map
_.map(values, v => cs[v % cs.length]).join('');
array.map
Array.from(values).map(v => cs[v % cs.length]).join('')