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Moment Dayjs Date-fns format benchmark 2
(version: 0)
Comparing performance of:
Date-fns vs Momentjs vs Dayjs
Created:
3 years ago
by:
Guest
Go to the latest result
HTML Preparation code:
<script src="https://unpkg.com/dayjs@1.11.7/dayjs.min.js"></script> <script src="https://igor.moomers.org/random/datefns.js"></script> <script src='https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.4/moment.min.js'></script>
Script Preparation code:
window.ds = "2020-02-19T00:51:53.623839+00:00";
Tests:
Date-fns
window.datefns.format(window.datefns.parseISO(window.ds), "yyyy-mm-dd")
Momentjs
moment(ds).format("YYYY-MM-DD")
Dayjs
dayjs(ds).format("YYYY-MM-DD")
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
Fork
Test case name
Result
Date-fns
Momentjs
Dayjs
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
5 months ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36
Browser/OS:
Chrome 145 on Mac OS X 10.15.7
View result in a separate tab
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=625829" width="100%" height="500px"></iframe>
Date-fns
723K/s
Dayjs
505K/s
Momentjs
356K/s
View exact numbers
Test name
Executions per second
✓
Date-fns
723,452 Ops/sec
Dayjs
504,825 Ops/sec
Momentjs
356,108 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
**Overview of the Benchmark** The provided JSON represents a JavaScript microbenchmarking test case on MeasureThat.net. The benchmark measures the performance of three date formatting libraries: Moment.js, Day.js, and Date-fns. **What is tested?** Each test case uses a specific library to format a date string from ISO format to a desired output format (YYYY-MM-DD). The following libraries are used: * **Moment.js**: A popular JavaScript date manipulation library. * **Day.js**: A lightweight and modern alternative to Moment.js for date and time operations. * **Date-fns**: A small, fast, and feature-rich date formatting library. **Options compared** The benchmark compares the performance of these three libraries in the following scenarios: * Formatting a single date string using each library's `format()` method with the same input parameters. * This comparison allows users to evaluate which library is fastest for simple date formatting tasks. **Pros and Cons of different approaches** Here are some pros and cons of each library's approach: * **Moment.js**: Pros: Wide range of features, well-maintained, and widely adopted. Cons: Large size (≈ 120KB gzipped), slower performance compared to other libraries. * **Day.js**: Pros: Lightweight (≈ 15KB gzipped), fast performance, and modern API. Cons: Smaller community compared to Moment.js, limited feature set. * **Date-fns**: Pros: Small size (≈ 20KB gzipped), fast performance, and extensive feature set. Cons: Less well-known than other libraries. **Special JS features or syntax** None of the libraries use special JavaScript features or syntax that are not commonly used in date formatting tasks. **Other considerations** When choosing a library for date formatting, consider the following factors: * **Performance**: If speed is critical, Day.js and Date-fns might be better choices. * **Feature set**: If you need advanced features like handling time zones, offset calculations, or specific cultural formats, Moment.js might be a better fit. * **Size and maintenance**: If you prioritize size and maintenance overhead, Day.js or Date-fns could be suitable options. **Alternatives** Other popular JavaScript date formatting libraries include: * **Luxon**: A modern, feature-rich library with good performance and a small footprint (≈ 30KB gzipped). * **Moment.js alternatives**: Libraries like `dayjs` and `daypicker` are also available for those already familiar with Moment.js. * **Native JavaScript APIs**: For simple date formatting tasks, native JavaScript APIs like `Date.prototype.toISOString()` or `Intl.DateTimeFormat` might be sufficient.
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Moment Dayjs Date-fns comparison
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