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ramdajs vs lodash assign vs native
(version: 0)
Comparing performance of:
lodash vs native vs Ramdajs
Created:
4 years ago
by:
Guest
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HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js'></script> <script src='https://cdnjs.cloudflare.com/ajax/libs/ramda/0.28.0/ramda.min.js'></script>
Script Preparation code:
var person = {name: 'Frederick', lastName: 'Corcino Alejo'};
Tests:
lodash
const copied = _.assign(person, {age: 15});
native
const copied = { ...person, age: 15 };
Ramdajs
const copied = R.assoc('age', 15, person)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
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Test case name
Result
lodash
native
Ramdajs
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's dive into the world of JavaScript microbenchmarks. **What is being tested?** The benchmark measures the performance of three approaches to create a copied version of an object: 1. **Lodash `assign`**: A function from the Lodash library that merges two objects together, creating a new object with all properties from both objects. 2. **Native JavaScript spread operator (`...`)**: A feature introduced in ECMAScript 2015 (ES6) that allows you to create a new object by spreading the properties of an existing object into a new object. 3. **Ramda `assoc`**: A function from the Ramda library that associates a value with a key on an object, creating a new object. **Options compared** The benchmark compares these three approaches in terms of execution speed. The goal is to determine which approach is the fastest and most efficient. **Pros and Cons:** 1. **Lodash `assign`**: * Pros: Easy to use, widely supported library. * Cons: Adds overhead due to the creation of a new function call. 2. **Native JavaScript spread operator (`...`)**: * Pros: Fast, lightweight, and widely supported in modern browsers. * Cons: May not be compatible with older browsers or environments that don't support ES6+ syntax. 3. **Ramda `assoc`**: * Pros: Provides a functional programming approach to object manipulation. * Cons: Adds overhead due to the creation of a new function call and may require more setup (importing Ramda). **Library and purpose** 1. **Lodash**: A utility library that provides various functions for tasks like string manipulation, array operations, and object manipulation. Lodash is designed to make JavaScript code more concise and readable. 2. **Ramda**: A functional programming library that builds upon the principles of Haskell and other functional languages. Ramda provides a set of immutable data structures and functions for manipulating them. **Special JS feature or syntax** The benchmark uses the ES6+ spread operator (`...`) in the native JavaScript approach, which is a relatively recent addition to the language. This syntax allows you to create a new object by spreading the properties of an existing object into a new object.
Related benchmarks:
lodash assign vs native
Object.assign vs Lodash.assign (4.17.21)
Lodash.assign vs Object.assign
Lodash.assign vs Object.assign vs spread assign
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