Benchmark: Date Comparison 20230620-2

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/gh/moment/moment@2.24.0/moment.js"></script>

Tests:

Moment Symbol
moment("2023-06-30T04:00:00") > moment()
Moment isAfter
moment("2023-06-30T04:00:00").isAfter(moment())
Date Symbol
Date.parse("2023-06-30T04:00:00") > Date.now()
Date Constructor
new Date("2023-06-30T04:00:00") > new Date()

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Moment Symbol
Moment isAfter
Date Symbol
Date Constructor

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:109.0) Gecko/20100101 Firefox/114.0

Browser/OS: Firefox 114 on Windows

View result in a separate tab

Test name	Executions per second
Moment Symbol	70472.1 Ops/sec
Moment isAfter	68688.0 Ops/sec
Date Symbol	2540272.5 Ops/sec
Date Constructor	1327535.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and its test cases.

**Overview**

The test bench measures the performance of different approaches for date comparison in JavaScript. It uses three libraries: `moment.js`, `Date.parse()`, and the built-in `Date` constructor.

**Options Compared**

Here are the options being compared:

1. **Moment.js**: A popular library for working with dates and times in JavaScript.
2. **Date.parse()**: A built-in function that parses a string into a number representing the time in milliseconds since January 1, 1970, 00:00:00 UTC.
3. **Built-in Date Constructor**: Creating a new `Date` object using the constructor.

**Pros and Cons**

Here's a brief summary of each approach:

* **Moment.js**:
	+ Pros:
		- Highly performant and optimized for date comparisons
		- Provides a convenient API for working with dates and times
	+ Cons:
		- Adds an external dependency (library)
		- May have licensing restrictions or limitations for certain use cases
* **Date.parse()**:
	+ Pros:
		- Built-in function, no external dependencies required
		- Fast and efficient for simple date comparisons
	+ Cons:
		- Can be brittle and sensitive to formatting issues
		- Not designed for complex date calculations or manipulations
* **Built-in Date Constructor**:
	+ Pros:
		- No external dependencies required
		- Suitable for simple date comparisons and manipulations
	+ Cons:
		- May not be as performant as Moment.js for complex date operations
		- Requires manual handling of date formatting and parsing

**Library: moment.js**

Moment.js is a popular JavaScript library for working with dates and times. It provides a convenient API for formatting, parsing, and manipulating dates, and is widely used in web development.

In the provided benchmark, Moment.js is used to compare two dates using the `moment()` function, which returns an object representing the date. The `isAfter()` method is then used to determine if one date is after another.

**Special JS Feature/Syntax: None**

There are no special JavaScript features or syntaxes being tested in this benchmark.

**Other Alternatives**

If you're interested in alternative libraries for working with dates and times, here are a few options:

* **Date-fns**: A modern JavaScript library for working with dates and times that provides a simpler API than Moment.js.
* **Luxon**: A powerful and flexible date and time library that provides a wide range of features and APIs.

Overall, the benchmark provides a useful comparison of different approaches for date comparison in JavaScript, highlighting the pros and cons of using Moment.js, `Date.parse()`, and the built-in Date Constructor.

Related benchmarks:

Date Comparison 20230620-2 (version: 0)

Comparing performance of: Moment Symbol vs Moment isAfter vs Date Symbol vs Date Constructor

Created: one year ago by: Guest

Jump to the latest result

Moment Symbol

Moment isAfter

Date Symbol

Date Constructor

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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