Benchmark: MomentJS diff vs subtraction

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.22.0/moment.min.js'></script>

Tests:

Diff
const startMoment = moment('2022-04-28'); const endMoment = moment('3022-04-28'); endMoment.diff(startMoment, 'years')
Subtract
const startMoment = moment('2022-04-28'); const endMoment = moment('3022-04-28'); endMoment.year() - startMoment.year()

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Diff
Subtract

Fastest: N/A

Slowest: N/A

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

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Let's dive into the world of JavaScript microbenchmarks.

**What is tested on the provided JSON?**

The benchmark tests two different approaches to calculate the difference between two dates in JavaScript: using the `diff` method from the Moment.js library and using simple subtraction. The test case "Diff" uses the `diff` method, while the test case "Subtract" uses a manual calculation.

**Options compared:**

1. **Moment.js diff**: This approach uses the `moment` library to parse the dates and then calls the `diff` method to calculate the difference.
2. **Simple subtraction**: This approach manually subtracts one date from another to calculate the difference.

**Pros and Cons of each approach:**

1. **Moment.js diff**:
	* Pros:
		+ Less prone to errors due to built-in validation and parsing.
		+ Often faster and more efficient than manual calculations.
	* Cons:
		+ Requires Moment.js library, which may introduce additional overhead.
		+ May not be as transparent or understandable for developers without experience with the library.
2. **Simple subtraction**:
	* Pros:
		+ Lightweight and doesn't require any additional libraries.
		+ Easy to understand and debug.
	* Cons:
		+ More prone to errors due to manual parsing and calculation.
		+ May be slower or less efficient than using a built-in library.

**Other considerations:**

1. **Moment.js library**: The Moment.js library is a popular choice for date and time manipulation in JavaScript. It provides a convenient API for parsing dates, calculating differences, and performing various other operations on dates.
2. **Special JS feature/syntax:** There are no special features or syntax used in this benchmark that would require additional explanation.

**Alternatives:**

If you're interested in exploring alternative approaches or libraries, here are some options:

1. **js-date**: A lightweight JavaScript library for date and time manipulation.
2. **date-fns**: A modern JavaScript library for working with dates and times.
3. **Date.js**: Another popular JavaScript library for date and time manipulation.

Keep in mind that each alternative has its own strengths and weaknesses, and the choice ultimately depends on your specific use case and requirements.

In this benchmark, using a built-in library like Moment.js provides a convenient and efficient way to calculate differences between dates. However, if you're interested in exploring alternative approaches or libraries, there are many options available that can help you achieve similar results with different trade-offs.

Related benchmarks:

MomentJS diff vs subtraction (version: 0)

Comparing performance of: Diff vs Subtract

Created: 4 years ago by: Guest

Jump to the latest result

Diff

Subtract

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):