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MomentJS VS Date VS Date-Fns - getTtlFromKey
(version: 1)
Comparing performance of:
MomentJS vs Date JS vs Date-Fns
Created:
one year ago
by:
Guest
Go to the latest result
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>
Run tests (3)
Previous results
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Test case name
Result
MomentJS
Date JS
Date-Fns
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year 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
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Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=613610" width="100%" height="500px"></iframe>
Date JS
2.1M/s
Date-Fns
417K/s
MomentJS
114K/s
View exact numbers
Test name
Executions per second
✓
Date JS
2,109,408 Ops/sec
Date-Fns
416,727 Ops/sec
MomentJS
113,548 Ops/sec
Autogenerated LLM Summary
(model
gpt-4o-mini
, generated one year ago):
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.
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