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Lodash sortBy vs orderBy2222
(version: 0)
Lodash sortBy vs orderBy
Comparing performance of:
_.sortBy vs _.orderBy
Created:
6 years ago
by:
Guest
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HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Script Preparation code:
function getRandomInt(max) { return Math.floor(Math.random() * Math.floor(max)); } var arr = []; for(var i = 0; i < 100000; i++){ arr.push({value:getRandomInt(100)}); }
Tests:
_.sortBy
_.sortBy(arr,"value");
_.orderBy
_.orderBy(arr,"value");
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
_.sortBy
_.orderBy
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 and explore what's tested in this specific benchmark. **Benchmark Definition** The benchmark is comparing two Lodash functions: `_.sortBy` and `_.orderBy`. These functions are used to sort an array of objects based on a specified key. **Options Compared** * `_.sortBy(arr, "value")`: This function sorts the array `arr` in ascending order based on the values in the `"value"` key. The default behavior is to use a stable sorting algorithm (usually Timsort) that preserves the relative order of equal elements. * `_.orderBy(arr, "value")`: This function also sorts the array `arr` in ascending order based on the values in the `"value"` key, but it uses a non-stable sorting algorithm (Quicksort) by default. This means that if two objects have equal values in the `"value"` key, their original order in the array may not be preserved. **Pros and Cons of Each Approach** * `_.sortBy(arr, "value")`: + Pros: Preserves the relative order of equal elements, which can be beneficial when sorting complex data structures. + Cons: May be slower than `_.orderBy(arr, "value")` for large datasets, as it uses a stable sorting algorithm that has higher overhead. * `_.orderBy(arr, "value")`: + Pros: Faster for large datasets, as it uses a non-stable sorting algorithm with lower overhead. + Cons: May not preserve the relative order of equal elements, which can lead to unexpected results in certain scenarios. **Library and Its Purpose** The Lodash library is a popular JavaScript utility library that provides a wide range of functions for tasks such as array manipulation, string manipulation, and object manipulation. In this benchmark, the `_.sortBy` and `_.orderBy` functions are part of the Lodash library's `Array` module. **Special JS Feature or Syntax** There are no special JavaScript features or syntaxes used in this benchmark. The code is straightforward and uses standard JavaScript syntax. **Other Alternatives** If you're not using Lodash, there are other libraries available that provide similar functionality. Some popular alternatives include: * `Array.prototype.sort()`: This method can be called directly on arrays to sort them. * `ES6 Array.prototype.sort()` with the `compareFunction` option: This allows for custom sorting comparisons without using a library like Lodash. * Other JavaScript libraries, such as Underscore.js or Ramda, that provide similar array manipulation functions. It's worth noting that the choice of library or implementation depends on the specific use case and performance requirements. In some cases, a lightweight solution may be sufficient, while in others, a more robust library like Lodash may be necessary.
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