Benchmark: Time libraries simple format

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/js-joda/1.11.0/js-joda.min.js" integrity="sha512-piLlO+P2f15QHjUv0DEXBd4HvkL03Orhi30Ur5n1E4Gk2LE4BxiBAP/AD+dxhxpW66DiMY2wZqQWHAuS53RFDg==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src='https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.22.0/moment.min.js'></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/date-fns/1.30.1/date_fns.min.js" referrerpolicy="no-referrer"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/dayjs/1.11.8/dayjs.min.js" integrity="sha512-af90l7+r/ujCury3kqomcoZ4aNuC4JP0xUUU682bqlRCLLvGJrc9L82zONFccLWmxcMXSqO9d6C7Rr39EkbT3Q==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/luxon/3.3.0/luxon.min.js" integrity="sha512-KKbQg5o92MwtJKR9sfm/HkREzfyzNMiKPIQ7i7SZOxwEdiNCm4Svayn2DBq7MKEdrqPJUOSIpy1v6PpFlCQ0YA==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>

Script Preparation code:

var m = moment()
var l = luxon.DateTime.now()
var d = new Date()
var day = dayjs()
var j = JSJoda.LocalDateTime.now()

Tests:

luxon
luxon.DateTime.now().toFormat('HH:mm')
moment
moment().format('HH:mm')
dayjs
dayjs().format('HH:mm')
datefns
dateFns.format(new Date(), 'HH:mm')
joda
JSJoda.LocalDateTime.now().format(JSJoda.DateTimeFormatter.ofPattern('HH:mm'))

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
luxon
moment
dayjs
datefns
joda

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

This benchmark does not have any results yet. Be the first one to run it!

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

LLMs can make mistakes. Check important info.

I'll break down the benchmark definition and explain what's being tested, compared, and their pros and cons.

**Benchmark Definition**

The benchmark definition is comparing the performance of different libraries for formatting dates in a specific format: `HH:mm`. The libraries involved are:

1. Luxon (luxon)
2. Moment.js (moment)
3. Day.js (dayjs)
4. Date-fns (datefns)
5. JSJoda (joda)

**What's being tested?**

Each test case measures the execution time of formatting a date using one specific library. The format is `HH:mm`, which expects two digits for hours and minutes.

**Options compared:**

* Different libraries have their own ways of formatting dates.
* Each library has its own advantages and disadvantages.

Pros and Cons:

1. **Luxon (luxon)**
	* Pros:
		+ Fast and efficient
		+ Easy to use with modern JavaScript features (e.g., destructuring, template literals)
	* Cons:
		+ Less popular than other libraries, which can lead to fewer resources and less community support.
2. **Moment.js (moment)**
	* Pros:
		+ Wide adoption and large community
		+ Well-established and widely supported
	* Cons:
		+ Can be slower due to its size and overhead
		+ Less modern JavaScript features compatibility
3. **Day.js (dayjs)**
	* Pros:
		+ Fast and efficient, similar to Luxon
		+ Easy to use with a simple API
	* Cons:
		+ Smaller community compared to Moment.js
4. **Date-fns (datefns)**
	* Pros:
		+ Small size and fast execution
		+ Easy to use with a simple API
5. **JSJoda (joda)**
	* Pros:
		+ Fast and efficient, similar to Luxon
		+ Specific focus on date and time functionality

**Special JS feature or syntax:**

None mentioned in this benchmark.

**Library usage and purpose:**

1. **Luxon**: A modern JavaScript library for working with dates and times.
2. **Moment.js**: A widely used library for parsing and formatting dates, primarily designed for use with the Moment.js API (not shown in this benchmark).
3. **Day.js**: A fast and efficient date and time library built on top of Luxon.
4. **Date-fns**: A small and lightweight library providing basic date and time functionality.
5. **JSJoda**: A Java-based library for working with dates and times, adapted for use in JavaScript.

**Other alternatives:**

* Other libraries like `dateutil`, `moment-timezone` ( Moment.js), or `datepicker` can also be used for similar purposes.
* For more advanced date and time functionality, consider using full-fledged libraries like `luxon-timezone` or `joda` with additional features.

**Benchmark result explanation:**

The benchmark results show the execution time of each library in seconds per second. The results indicate that:

* Luxon is the fastest followed by Day.js
* Moment.js and datefns are slower due to their larger size and overhead.
* JSJoda has similar performance to Luxon.

Keep in mind that these results might vary depending on your specific use case, JavaScript environment, and hardware. It's always a good idea to test different libraries for your specific requirements to ensure the best performance.

Related benchmarks:

Time libraries simple format (version: 0)

Comparing performance of: luxon vs moment vs dayjs vs datefns vs joda

Created: 2 years ago by: Guest

Jump to the latest result

luxon

moment

dayjs

datefns

joda

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):