Run results for: lodash sumBy vs normal sum of 4 values

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36

Browser: Chrome 136

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Normal sum test case

96.4M/s

lodash sumBy test

13.6M/s

View exact numbers

Test name	Executions per second
✓ Normal sum test case	96,370,392 Ops/sec
lodash sumBy test	13,582,601 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Tests:

lodash sumBy test
const [value1, value2, value3, value4] = [1, 2, 3, 4]; const arr = ['value1', 'value2', 'value3', 'value4']; const totalSum = _.sumBy(arr, (field) => { return arr[field] || 0; });
Normal sum test case
const [value1, value2, value3, value4] = [1, 2, 3, 4]; const totalSum = (value1 || 0) + (value2 || 0) + (value3 || 0) + (value4 || 0);