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moment duration vs ms
(version: 1)
Comparing performance of:
moment vs ms
Created:
one year ago
by:
Registered User
Jump to the latest result
HTML Preparation code:
<script src=" https://cdn.jsdelivr.net/npm/moment@2.30.1/moment.min.js "></script>
Script Preparation code:
var s = 1e3, m = 60 * s, h = 60 * m, d = 24 * h, w = 7 * d, y = 365.25 * d; function parse(e) { if (!((e = String(e)).length > 100)) { var r = /^(-?(?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(e); if (r) { var a = parseFloat(r[1]); switch ((r[2] || "ms").toLowerCase()) { case "years": case "year": case "yrs": case "yr": case "y": return a * y; case "weeks": case "week": case "w": return a * w; case "days": case "day": case "d": return a * d; case "hours": case "hour": case "hrs": case "hr": case "h": return a * h; case "minutes": case "minute": case "mins": case "min": case "m": return a * m; case "seconds": case "second": case "secs": case "sec": case "s": return a * s; case "milliseconds": case "millisecond": case "msecs": case "msec": case "ms": return a; default: return } } } } function fmtShort(e) { var r = Math.abs(e); return r >= d ? Math.round(e / d) + "d" : r >= h ? Math.round(e / h) + "h" : r >= m ? Math.round(e / m) + "m" : r >= s ? Math.round(e / s) + "s" : e + "ms" } function fmtLong(e) { var r = Math.abs(e); return r >= d ? plural(e, r, d, "day") : r >= h ? plural(e, r, h, "hour") : r >= m ? plural(e, r, m, "minute") : r >= s ? plural(e, r, s, "second") : e + " ms" } function plural(s, e, r, a) { var n = e >= 1.5 * r; return Math.round(s / r) + " " + a + (n ? "s" : "") } function ms(s, e) { e = e || {}; var r = typeof s; if ("string" === r && s.length > 0) return parse(s); if ("number" === r && isFinite(s)) return e.long ? fmtLong(s) : fmtShort(s); throw new Error("val is not a non-empty string or a valid number. val=" + JSON.stringify(s)) };
Tests:
moment
moment.duration("2 days").asMilliseconds();
ms
ms("2 days");
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
moment
ms
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:140.0) Gecko/20100101 Firefox/140.0
Browser/OS:
Firefox 140 on Windows
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Embed Benchmark Result
Test name
Executions per second
moment
221905.4 Ops/sec
ms
5009349.0 Ops/sec
Autogenerated LLM Summary
(model
gpt-4o-mini
, generated one year ago):
This benchmark, titled "moment duration vs ms," compares two different methods for converting time durations represented as strings into milliseconds: one using the `moment` library and another using a custom function called `ms`. Here's a breakdown of what each approach entails. ### Options Compared 1. **Moment.js Library**: - **Benchmark Definition**: `moment.duration("2 days").asMilliseconds();` - **Test Name**: "moment" 2. **Custom Function**: - **Benchmark Definition**: `ms("2 days");` - **Test Name**: "ms" ### Libraries Used - **Moment.js**: - A widely-used JavaScript library for parsing, manipulating, and formatting dates and times. The specific usage here is to convert a human-readable duration string (for example, "2 days") into milliseconds. This library abstracts the complexities of handling various formats and provides human-readable APIs. ### Performance Comparison Results - **Executing as Functions**: The benchmark captures the number of executions per second for each method: - **`ms` function**: 17,330,398 executions per second - **Moment.js**: 955,907.6875 executions per second ### Pros and Cons of the Approaches #### Moment.js - **Pros**: - **Ease of Use**: Simple and readable syntax for almost any date and time manipulation. - **Flexibility**: Handles many date formats and operations. - **Established Library**: Well-documented with a large community, which can help resolve issues. - **Cons**: - **Performance**: Slower due to overhead from library functions and flexibility. - **Bundle Size**: Moment.js is relatively large compared to simple custom functions, which may bloat bundle sizes in web applications not needing extensive date manipulation. #### Custom `ms` Function - **Pros**: - **Performance**: Significantly faster as it’s simplified and tailored specifically for the task of parsing duration strings. - **Less Overhead**: Lightweight in terms of functionality since it supports only minimal operations related to duration parsing. - **Cons**: - **Limited Scope**: It may not handle malformed input or complex date manipulations. - **Customization Requirement**: It will require further development to incorporate additional features that libraries like Moment.js provide out-of-the-box. ### Other Considerations - **Maintainability**: The performance gains from custom functions should be weighed against the ease of using established frameworks. For critical applications where performance is paramount, a custom solution may be preferable. On the other hand, for projects where rapid development and ease of use are prioritized, using Moment.js could speed up the development process. - **Alternatives**: - **Day.js**: A modern date library that is significantly smaller in size than Moment.js and has a similar API, while being performance-friendly. - **date-fns**: Offers modular functions that can be imported as needed, leading to a smaller footprint than loading an entire library. - **Luxon**: A date library for the modern JavaScript framework that has a focus on internationalization and time zone manipulation. In conclusion, this benchmark illustrates a typical trade-off between using a comprehensive library that is user-friendly and efficient for simple cases versus crafting a specialized function that maximizes performance for specific use cases. Each option should be chosen based on the requirements of the project, considering factors like performance, feature set, and maintainability.
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