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Ramda vs. Lodash vs Fastest Clone
(version: 0)
Compares performance on the same task using Lodash vs Ramda vs Fastest Clone.
Comparing performance of:
Lodash vs Ramda without relying on currying or composition vs Fast Clone
Created:
7 years ago
by:
Guest
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HTML Preparation code:
<script src="https://cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js"></script> <script src="https://cdn.rawgit.com/ivolovikov/fastest-clone/master/index.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/benchmark/2.1.4/benchmark.min.js"></script>
Script Preparation code:
// intial data var source = {a:1,b:1,c:1,d:1,e:1,f:1,g:1,h:{a:-1,b:1,c:1,d:1,e:1,f:1,g:1}};
Tests:
Lodash
var result = _.cloneDeep(source); // adding checking to prevent compiler optimization if (result.h.a != -1) throw new Error('Object not clonned'); result.h.a = Math.random();
Ramda without relying on currying or composition
var result = R.clone(source); // adding checking to prevent compiler optimization if (result.h.a != -1) throw new Error('Object not clonned'); result.h.a = Math.random();
Fast Clone
var CloneFactory = FastClone.factory(source); var result = new CloneFactory(source); // adding checking to prevent compiler optimization if (result.h.a != -1) throw new Error('Object not clonned'); result.h.a = Math.random();
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
Lodash
Ramda without relying on currying or composition
Fast Clone
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Measuring performance differences between various JavaScript libraries and implementations is crucial in the development world. **Overview of Tested Options** The benchmark compares three options for creating a deep clone of an object: 1. **Lodash**: A popular utility library that provides a `cloneDeep` function to create a deep copy of an object. 2. **Ramda**: A functional programming library that includes a `clone` function to create a deep clone of an object, but with some variations in its usage and behavior compared to the standard implementation. 3. **Fastest Clone**: An optimized clone function implemented from scratch, designed for performance. **Comparison of Options** ### Lodash Lodash's `cloneDeep` function is generally reliable and efficient. However, it has two main drawbacks: * It relies on the browser's internal optimizations, which can sometimes lead to undesired behavior or errors. * If not used carefully, its recursive approach might cause performance issues due to excessive function calls. To mitigate these risks, Lodash provides a way to prevent compiler optimization by introducing unnecessary checks. However, this comes at the cost of slightly increased execution time. ### Ramda Ramda's `clone` function is similar to Lodash's but has some differences in its usage and behavior: * Ramda's clone function is not as commonly used as Lodash's, which might make it harder for developers familiar with Lodash to adapt. * It does not rely on currying or composition like Ramda itself (which is a functional programming library). This could lead to performance differences between the standard Ramda implementation and its variant without relying on these features. Ramda's clone function also includes some checks to prevent compiler optimization, which can impact execution time. ### Fastest Clone Fastest Clone is an optimized implementation of a deep clone function that bypasses the common pitfalls associated with libraries like Lodash: * It provides more control over performance by avoiding recursive calls and instead using a single loop. * The implementation includes some extra checks to prevent compiler optimization, but they are less invasive than those in Lodash. However, this optimized version might not be as familiar or well-tested as the more established libraries like Lodash. **Considerations** When choosing between these options, consider the following factors: * **Performance**: If speed is critical and you have control over the implementation, Fastest Clone might be a better choice. For production-ready code, however, sticking with well-established and widely tested libraries like Lodash or Ramda could be safer. * **Development Complexity**: As mentioned earlier, Ramda's clone function has some nuances that might make it harder for developers accustomed to Lodash to adapt. **Alternative Options** Other alternatives to these libraries include: * **lodash-es**: A newer version of Lodash designed specifically for ECMAScript 2015 (ES6) compatibility. * **ramdajs**: The main Ramda library with a different API and more comprehensive documentation than its `clone`-focused counterpart. * **copyable-array** and **deep-copy**: Purely functional implementations that focus on simplicity, readability, and performance.
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