Benchmark: Moment vs Clone - MeasureThat.net

HTML Preparation code:

<script src="https://cdn.rawgit.com/moment/moment/2.7.0/moment.js"></script>
<script src="https://cdn.rawgit.com/moment/moment-timezone/0.2.2/builds/moment-timezone-with-data.js"></script></script>

Tests:

Moment
var date1 = moment(); var date2 = moment().add(1, 'days'); var date3 = moment().add(1, 'days'); var date4 = moment().add(1, 'days'); var date5 = moment().add(1, 'days'); var date6 = moment().add(1, 'days');
clone
var date1 = moment(); var date2 = moment(date1).add(1, 'days'); var date3 = moment(date1).add(1, 'days'); var date4 = moment(date1).add(1, 'days'); var date5 = moment(date1).add(1, 'days'); var date6 = moment(date1).add(1, 'days');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Moment
clone

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) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser/OS: Chrome 131 on Windows

View result in a separate tab

Moment

159K/s

clone

57K/s

View exact numbers

Test name	Executions per second
✓ Moment	158,842 Ops/sec
clone	57,429 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and its options.

**Benchmark Overview**

The test compares two JavaScript libraries: Moment.js (moment) and the `clone` function (likely a custom implementation). The benchmark measures the performance of these two approaches when creating multiple dates using different methods.

**Options Compared**

There are three main options being compared:

1. **Moment.js**: A popular JavaScript library for working with dates and times.
2. **Clone Function**: A custom implementation that creates a new date object by cloning an existing one ( likely implemented as `moment(date1)` instead of creating a new date object from scratch).
3. **Native JavaScript Date Creation**: Creating new date objects using the native JavaScript `Date` constructor.

**Pros and Cons**

* **Moment.js**:
	+ Pros: Well-maintained, widely used, and provides a simple API for working with dates.
	+ Cons: May introduce additional overhead due to its object-oriented nature and dependency on external libraries (moment-timezone).
* **Clone Function**:
	+ Pros: Simplifies date creation by using the existing `moment` object as a base, reducing overhead.
	+ Cons: Requires creating an initial `moment` object that needs to be kept in memory, which might not be ideal for large-scale applications.
* **Native JavaScript Date Creation**:
	+ Pros: Optimized for performance and minimal dependencies (only requires the JavaScript engine).
	+ Cons: May require more verbose code to create dates using only native JavaScript functions.

**Library and Purpose**

Moment.js is a widely used library for working with dates and times. It provides an easy-to-use API, handles time zones, and offers features like parsing and formatting dates. The `clone` function appears to be a simplified implementation of Moment.js's functionality, likely designed for performance or memory-constrained environments.

**Special JS Features or Syntax**

There doesn't seem to be any special JavaScript features or syntax used in this benchmark that would require explanation. However, the use of `moment()` and `add()` methods is specific to Moment.js.

**Alternative Approaches**

Other alternatives could include:

1. **Lodash**: A popular utility library that includes date manipulation functions, which might offer better performance than Moment.js.
2. **Date-fns**: Another widely used library for working with dates in JavaScript, offering more advanced features and potentially better performance than Moment.js.
3. **Custom Implementation**: Implementing the `clone` function from scratch using only native JavaScript functions, without relying on any libraries.

These alternatives might be worth exploring if you need to optimize date creation performance or require specific features not offered by Moment.js or the `clone` function.

Moment vs Clone (version: 0)

Comparing performance of: `Moment vs clone`

Created: 4 years ago by: Guest

Go to the latest result

Moment

clone

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

Moment vs Clone (version: 0)

Comparing performance of: Moment vs clone

Created: 4 years ago by: Guest

Go to the latest result

Moment

clone

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

Related benchmarks

Comparing performance of: `Moment vs clone`