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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36

Browser: Chrome 92

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
lodash sumBy test	2821257.5 Ops/sec
Normal sum test case	174299040.0 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);