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sortBy performance2
(version: 0)
lodash vs javascript
Comparing performance of:
lodash vs javascript
Created:
6 years ago
by:
Registered User
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HTML Preparation code:
<script>https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.core.js</script>
Script Preparation code:
var data = [{age: 10}, {age: 20}, {age: 40}, {age:40}];
Tests:
lodash
_.sortBy(data, 'age');
javascript
const sortBy = (key) => { return (a, b) => (a[key] > b[key]) ? 1 : (b[key] > a[key] ? -1 : 0); }; data.sort(sortBy('age'));
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
lodash
javascript
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
**Benchmark Explanation** The provided benchmark measures the performance difference between two approaches: using Lodash's `sortBy` function and implementing a custom sorting function in JavaScript. **Options Compared** Two options are being compared: 1. **Lodash's `sortBy` function**: This is a utility function from the popular Lodash library, which provides various functional programming helpers. The `sortBy` function takes an array of objects as input and returns a new sorted array based on a specified key. 2. **Custom JavaScript sorting function**: This approach uses a simple sorting algorithm to sort the array in place, without using any external libraries. **Pros and Cons** **Lodash's `sortBy` function:** Pros: * Faster execution time due to optimized implementation * Reduces code duplication and makes the code more readable Cons: * Requires including an additional library (Lodash) in the test environment * May not be suitable for all use cases or edge conditions **Custom JavaScript sorting function:** Pros: * No additional dependencies required * More control over the sorting algorithm and implementation details Cons: * Code duplication and may not be as readable as using a library * May have performance implications due to the simple sorting algorithm used. **Library - Lodash** Lodash is a popular JavaScript utility library that provides various functions for common tasks, such as array manipulation, string manipulation, and object manipulation. The `sortBy` function is one of its many utility functions that helps developers simplify their code and improve readability. **Special JS Feature/Syntax: None mentioned** There are no special JavaScript features or syntax used in this benchmark. **Alternative Approaches** Other alternatives to compare in a similar benchmark might include: * Using other popular sorting libraries like Sort.js or Sortium * Implementing a different sorting algorithm, such as QuickSort or MergeSort * Comparing the performance of using `Array.prototype.sort()` vs. implementing a custom sorting function **Benchmark Preparation Code** The provided script preparation code sets up an array of objects with an "age" property: ```javascript var data = [{age: 10}, {age: 20}, {age: 40}, {age:40}]; ``` This code is executed before each test case, ensuring a consistent starting point for the benchmark. **Individual Test Cases** Each test case measures the execution time of either Lodash's `sortBy` function or the custom JavaScript sorting function on the prepared data array.
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