Benchmark: JS Date subtract vs momentjs subtract

HTML Preparation code:

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

Tests:

Js native
const MAX_DATE_DIFF = 60 * 60 * 24; // 24h new Date((new Date('2022-06-17')).getTime() - MAX_DATE_DIFF * 1000)
momentJS
moment('2022-06-17').subtract(24, 'hours');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Js native
momentJS

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 26 days ago):

LLMs can make mistakes. Check important info.

Let's break down the benchmark and explain what's being tested.

**Benchmark Overview**

The benchmark compares the performance of two approaches to subtracting a date in JavaScript:

1. **Native JavaScript**: Using built-in JavaScript methods to subtract dates.
2. **Moment.js**: A popular library for working with dates and times in JavaScript.

**Options Compared**

In this benchmark, only two options are being compared:

* Native JavaScript (using `Date` objects)
* Moment.js

**Pros and Cons of Each Approach**

### Native JavaScript

Pros:

* Lightweight: No additional libraries or dependencies needed.
* Fast: Built-in methods are often optimized for performance.

Cons:

* May require more code to achieve the same result, as it involves working with dates manually.
* Can be error-prone if not implemented correctly.

### Moment.js

Pros:

* Easy to use: Provides a simple and intuitive API for date manipulation.
* Reduces boilerplate code: Eliminates the need for manual date calculations.

Cons:

* Adds an additional dependency (the library itself).
* May introduce performance overhead due to the additional complexity of the library.

**Other Considerations**

When choosing between native JavaScript and Moment.js, consider the following factors:

* **Performance**: If performance is critical, native JavaScript might be a better choice. However, for many use cases, the performance difference may not be noticeable.
* **Readability and maintainability**: If code readability and maintainability are more important than raw speed, Moment.js might be a better fit.

**Library: Moment.js**

Moment.js is a popular JavaScript library for working with dates and times. It provides a simple and intuitive API for tasks such as:

* Creating date objects from strings
* Subtracting dates (e.g., days, hours, minutes)
* Formatting dates for display

In this benchmark, Moment.js is used to subtract 24 hours from the specified date.

**Special JavaScript Feature/Syntax**

There are no special JavaScript features or syntax mentioned in the benchmark. The code only uses standard JavaScript features, such as `Date` objects and string literals.

**Alternative Approaches**

If you're looking for alternative approaches to date subtraction, consider:

* **Internationalized Date Format (ISO 8601)**: This format provides a standardized way of representing dates and times in JavaScript.
* **JavaScript libraries like Luxon**: These libraries offer additional features and capabilities for working with dates and times.

Keep in mind that each approach has its own trade-offs and considerations, and the choice ultimately depends on your specific use case and requirements.

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36

Browser/OS: Chrome 102 on Windows

View result in a separate tab

Test name	Executions per second
Js native	1613109.6 Ops/sec
momentJS	159932.3 Ops/sec

Related benchmarks:

JS Date subtract vs momentjs subtract (version: 0)

JS Date subtract vs momentjs subtract

Comparing performance of: Js native vs momentJS

Created: 2 years ago by: Registered User

Jump to the latest result

Js native

momentJS

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 26 days ago):