Toggle navigation
MeasureThat
.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
for in vs reduce vs pick
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=613086" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36
Browser:
Chrome 138
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
reduce
13.2M/s
for in
4.9M/s
pick
999K/s
View exact numbers
Test name
Executions per second
✓
reduce
13,232,784 Ops/sec
for in
4,935,054 Ops/sec
pick
998,863 Ops/sec
HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Tests:
for in
const TEXT_PROPS_TO_BLOCK = [ 'display', 'textColor', 'verticalAlign', 'className', 'style', ]; const propsToTest = { "aria-label": "ordered list", "data-test": "something", "textColor": "foo", "className": "bar" } let allowedProps = {}; for (let p in propsToTest) { if (!TEXT_PROPS_TO_BLOCK.includes(p)) { allowedProps = {[p]: propsToTest[p], ...allowedProps}; } }
reduce
const TEXT_PROPS_TO_BLOCK = [ 'display', 'textColor', 'verticalAlign', 'className', 'style', ]; const propsToTest = { "aria-label": "ordered list", "data-test": "something", "textColor": "foo", "className": "bar" } const newList = Object.keys(propsToTest).reduce((newObj, key) => { if (!TEXT_PROPS_TO_BLOCK.includes(key)) { newObj[key] = propsToTest[key]; } return newObj; }, {});
pick
const TEXT_PROPS_TO_BLOCK = [ 'display', 'textColor', 'verticalAlign', 'className', 'style', ]; const propsToTest = { "aria-label": "ordered list", "data-test": "something", "textColor": "foo", "className": "bar" } _.pick( propsToTest, Object.keys(propsToTest).filter(prop => !TEXT_PROPS_TO_BLOCK.includes(prop)) );