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momen.unix() vs new Date()
(version: 0)
Comparing performance of:
moment vs date
Created:
5 years ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.1/moment.min.js"></script>
Script Preparation code:
var data = [1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974, 1613402025974]
Tests:
moment
data.forEach(timestamp => moment.unix(timestamp))
date
data.forEach(timestamp => new Date(timestamp))
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
moment
date
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided JSON and explain what's being tested. **Benchmark Overview** The benchmark measures the performance of two approaches to convert Unix timestamps to dates: using Moment.js library (`moment.unix`) versus using JavaScript's built-in `Date` object (`new Date`). The benchmark compares these two approaches on a large dataset of 24 Unix timestamps. **Moment.js Library** Moment.js is a popular JavaScript library for working with dates and times. It provides a convenient way to convert between different date formats, including Unix timestamps. In this benchmark, Moment.js is used to convert each Unix timestamp in the `data` array using its `unix()` method. The `moment.unix(timestamp)` function call creates a new Moment.js object from the given Unix timestamp, which can then be manipulated (e.g., formatted) for further analysis or display. **JavaScript's Built-in Date Object** The built-in JavaScript `Date` object is used to convert each Unix timestamp in the `data` array using its constructor: `new Date(timestamp)`. The `new Date(timestamp)` expression creates a new `Date` object from the given Unix timestamp, which can then be accessed and manipulated as needed. **Performance Comparison** The benchmark measures the execution speed of both approaches on the large dataset. The results show that: * Using Moment.js (`moment.unix`) is significantly faster than using JavaScript's built-in `Date` object (`new Date`) in this specific use case. * Both approaches have high execution speeds, with over 136,000 executions per second for the `date` approach and over 53,600 executions per second for the `moment` approach. **Pros and Cons** Here are some pros and cons of each approach: **Moment.js (`moment.unix`)** Pros: * Convenient way to work with dates and times * Robust feature set for date manipulation and formatting * Fast execution speed in this specific use case Cons: * Adds an additional dependency ( Moment.js library) * May have overhead due to the library's features not being used in this benchmark **JavaScript's Built-in Date Object (`new Date`)** Pros: * No additional dependencies or overhead * Native performance and compatibility with modern browsers Cons: * Requires more code to achieve the same functionality as Moment.js * Less convenient for date manipulation and formatting due to its native limitations **Considerations** When choosing between these approaches, consider the following factors: * Performance: If speed is critical, using a specialized library like Moment.js might be beneficial. However, if native performance is sufficient, the `Date` object might be preferred. * Convenience: If you need to perform complex date manipulations or formatting, Moment.js is likely a better choice due to its feature-rich API. * Dependencies and overhead: If you're concerned about adding unnecessary dependencies or overhead, using JavaScript's built-in `Date` object might be the way to go. **Alternatives** If you're looking for alternative approaches or libraries, consider: * Luxon: A modern JavaScript library for working with dates and times that offers a more efficient and flexible API compared to Moment.js. * Date-fns: A popular JavaScript library for date manipulation and formatting that provides a concise and expressive API. These alternatives might offer better performance, convenience, or features for specific use cases. However, it's essential to evaluate their trade-offs and choose the best fit based on your project's requirements.
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