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date utils
(version: 0)
Comparing performance of:
date-fns vs day.js
Created:
3 years ago
by:
Guest
Go to the latest result
HTML Preparation code:
<script src="https://unpkg.com/dayjs@1.8.21/dayjs.min.js"></script> <script src="https://igor.moomers.org/random/datefns.js"></script>
Script Preparation code:
window.ds = "2023-02-19T00:51:53.623839+00:00";
Tests:
date-fns
window.datefns.parseISO(window.ds); window.datefns.format(new Date(), "mm-dd-yyyy");
day.js
dayjs(window.ds) dayjs().format("MM-DD-YYYY")
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
Fork
Test case name
Result
date-fns
day.js
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:136.0) Gecko/20100101 Firefox/136.0
Browser/OS:
Firefox 136 on Windows
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=591329" width="100%" height="500px"></iframe>
day.js
259K/s
date-fns
197K/s
View exact numbers
Test name
Executions per second
✓
day.js
258,760 Ops/sec
date-fns
197,335 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down what's happening in this benchmark. **Overview** The website `MeasureThat.net` is used to create and run JavaScript microbenchmarks. A microbenchmark is a small test that measures the performance of a specific piece of code or library. In this case, we have two individual test cases: 1. "date-fns" 2. "day.js" **Options being compared** The options being compared are two different libraries for working with dates in JavaScript: * `datefns`: A popular date and time utility library developed by Dateutil (https://github.com/date-io/date-fns). * `day.js`: A lightweight, easy-to-use library for working with dates and times (https://igor.moomers.org/random/datefns.js). **Pros and cons of each approach** * `datefns`: + Pros: - More features and functionality compared to day.js. - Well-maintained and actively updated by its maintainer, Dateutil. - Can be used for more complex date-related tasks beyond simple formatting. + Cons: - Possibly overkill for simple use cases like formatting a single date. - May introduce unnecessary overhead due to its feature set. * `day.js`: + Pros: - Extremely lightweight and minimalistic, making it suitable for small projects or when every byte counts. - Easy to learn and use, especially for simple date formatting tasks. - Less chance of introducing unnecessary complexity or overhead. + Cons: - Fewer features compared to datefns, which might limit its usefulness for more complex date-related tasks. **Library usage** Both libraries are used in the benchmark: * `datefns` is imported via a script tag in the HTML preparation code: `<script src="https://igor.moomers.org/random/datefns.js"></script>` * `day.js` is imported via another script tag in the HTML preparation code: `<script src="https://unpkg.com/dayjs@1.8.21/dayjs.min.js"></script>` **Special JS feature or syntax** There are no special JS features or syntaxes being used in this benchmark, other than possibly using ES6 imports (not explicitly shown). **Other alternatives** If you're looking for alternative libraries for date and time manipulation in JavaScript, here are a few: * `moment.js`: A popular library for working with dates and times that's been around since 2011. * `luxon`: Another lightweight library for working with dates and times that's gaining popularity. Keep in mind that each library has its strengths and weaknesses, so it's essential to choose the one that best fits your specific use case.
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