Benchmark: MomentJS VS Date VS Date-Fns - getTtlFromKey

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/moment@2.29.4/moment.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/date-fns/cdn.min.js"></script>

Script Preparation code:

var unix = 1724409214;

Tests:

MomentJS
const cacheDurationMinutes = 60; const defaultTtl = cacheDurationMinutes * 60; const effectiveDate = '2025-07-18T18'; const now = moment.utc(); const keyEffectiveDateStart = moment.utc(effectiveDate); const keyEffectiveDateEnd = keyEffectiveDateStart.clone() .add(cacheDurationMinutes, 'minutes'); const secondsTillKeyEnd = keyEffectiveDateEnd.diff(now, 'seconds'); const result = Math.min(defaultTtl, Math.max(0, secondsTillKeyEnd)) || defaultTtl;
Date JS
const cacheDurationMinutes = 60; const defaultTtl = cacheDurationMinutes * 60; const effectiveDate = '2025-07-18T18'; const now = new Date(); const keyEffectiveDateStart = new Date(effectiveDate + ':00:00.000Z'); const keyEffectiveDateEnd = new Date(keyEffectiveDateStart.getTime()); keyEffectiveDateEnd.setUTCMinutes(keyEffectiveDateEnd.getUTCMinutes() + cacheDurationMinutes); const secondsTillKeyEnd = (keyEffectiveDateEnd.getTime() - now.getTime()) / 1000; const result = Math.min(defaultTtl, Math.max(0, secondsTillKeyEnd)) || defaultTtl;
Date-Fns
const cacheDurationMinutes = 60; const defaultTtl = cacheDurationMinutes * 60; const effectiveDate = '2025-07-18T18'; const now = new Date(); const keyEffectiveDateStart = dateFns.parseISO(effectiveDate + ':00:00Z'); const keyEffectiveDateEnd = dateFns.addMinutes(keyEffectiveDateStart, cacheDurationMinutes); const secondsTillKeyEnd = dateFns.differenceInSeconds(keyEffectiveDateEnd, now); const result = Math.min(defaultTtl, Math.max(0, secondsTillKeyEnd)) || defaultTtl;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
MomentJS
Date JS
Date-Fns

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 9 months ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36

Browser/OS: Chrome 138 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
MomentJS	113548.3 Ops/sec
Date JS	2109408.5 Ops/sec
Date-Fns	416726.7 Ops/sec

Autogenerated LLM Summary (model gpt-4o-mini, generated 9 months ago):

LLMs can make mistakes. Check important info.

The provided benchmark compares three methods for calculating the time-to-live (TTL) for a cache using three different JavaScript date handling approaches: MomentJS, JavaScript's built-in Date object, and Date-Fns.

### 1. **Methods Tested**

- **MomentJS**:
    - A widely used JavaScript library for parsing, validating, manipulating, and formatting dates and times. The benchmark code uses MomentJS to represent dates and calculate the time until a cache expiration.
  
- **JavaScript Date Object**:
    - The built-in Date object in JavaScript provides methods for working with dates and times, allowing for operations such as time calculations. The benchmark uses standard Date methods to achieve the TTL calculation.

- **Date-Fns**:
    - A modern JavaScript date utility library that provides a comprehensive set of functions for manipulating dates. Unlike MomentJS, Date-Fns focuses on a functional approach, with individual functions for each functionality, promoting tree-shaking and smaller bundle sizes.

### 2. **Pros and Cons of Each Approach**

**MomentJS**:
- **Pros**:
  - Very powerful and comprehensive. 
  - Likewise, easy to read and write due to its fluent interface.
- **Cons**:
  - Adds significant size to projects because of the large library.
  - Performance tends to be slower than native Date methods due to its full-featured nature and mutable API.

**JavaScript Date Object**:
- **Pros**:
  - Built into the language; no additional libraries required, leading to a lightweight solution.
  - Faster execution since it's implemented natively by the JavaScript engine.
- **Cons**:
  - Less user-friendly API; handling time zones and date manipulations can be cumbersome.
  - Often leads to unexpected results due to unexpected date parsing behaviors and lack of immutability.

**Date-Fns**:
- **Pros**:
  - Modular design allows importing just the necessary functions which helps keep bundle sizes small.
  - Immutable API and clear function names make it intuitive and easy to use.
- **Cons**:
  - Can require more imports for functionality compared to MomentJS, which may be cumbersome for users not familiar with its modular approach.
  - While smaller than MomentJS, still not as lightweight as native Date operations.

### 3. **Benchmark Considerations**

The benchmark results indicate the number of executions per second for each approach in a test case under similar conditions. Here are the results:

- **Date JS**: 2,109,408.5 executions per second (fastest).
- **Date-Fns**: 416,726.71875 executions per second.
- **MomentJS**: 113,548.3125 executions per second (slowest).

### 4. **Other Considerations**

- **Performance**: If the performance of date operations is critical, using the native Date object might be the best approach for high-frequency calculations. For applications that require complex date operations and more readable code, MomentJS or Date-Fns might be better suited, despite the performance overhead.
  
- **Future of Libraries**: Moment.js is in maintenance mode, and its developers suggest considering alternatives like Date-Fns or Luxon for new projects.

- **Code Readability**: Depending on team familiarity and project requirements—readability and maintainability versus raw performance could steer development toward one library over another.

In summary, the benchmark provides a clear comparison of the three approaches for date manipulation in JavaScript with a focus on performance and ease of use. Each method has its strengths and potential drawbacks, making the choice dependent on the specific needs of the application being developed.

Related benchmarks:

MomentJS VS Date VS Date-Fns - getTtlFromKey (version: 1)

Comparing performance of: MomentJS vs Date JS vs Date-Fns

Created: 9 months ago by: Guest

Jump to the latest result

MomentJS

Date JS

Date-Fns

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model gpt-4o-mini, generated 9 months ago):