Benchmark: compare _.SortBy vs Sort 1234

HTML Preparation code:

<script>https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.core.js</script>

Script Preparation code:

var arr = [
    {name: "test", age: 20},
    {name: "best", age: 30},
    {name: "blah", age: 50},
    {name: "js", age: 10},
    {name: "style", age: 29},
];

Tests:

Lodash _.sorBy
_.sortBy(arr, 'age');
Lodash OrderBy
//arr.sort(sortBy('age')); _.orderBy(arr, 'age');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash _.sorBy
Lodash OrderBy

Fastest: N/A

Slowest: N/A

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Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

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Let's dive into the JavaScript microbenchmark on MeasureThat.net.

The provided JSON represents a benchmark comparison between two sorting methods: Lodash's `_.sortBy` and plain JavaScript's `sort()` function with a custom comparator, which calls the `orderBy` method from Lodash. We'll break down what each part of the code is testing, their pros and cons, and other considerations.

**Library:** Lodash
----------------

Lodash is a popular utility library for JavaScript that provides a collection of functional programming helpers. In this benchmark, it's used to provide two sorting methods: `_.sortBy` and `_.orderBy`.

*   **_.sortBy(arr, 'age')**: This method sorts the array `arr` based on the value of the `'age'` property. It returns a new sorted array without modifying the original array.
*   **_.orderBy(arr, 'age')**: This method is similar to `_.sortBy`, but it can be used as a part of the existing `sort()` function.

**Plain JavaScript Sorting (Sort 1234)**
--------------------------------------

The plain JavaScript sorting approach uses the `sort()` function with a custom comparator. The comparator function takes two elements from the array and returns a value that determines their order in the sorted array.

*   **Custom Comparator**: In this case, the comparator function calls the `orderBy` method from Lodash, passing the `'age'` property as an argument.
*   **Pros**:
    *   This approach is simple to implement and doesn't require additional library dependencies.
    *   It's a good example of how JavaScript's built-in functions can be combined with custom logic for sorting data.
*   **Cons**:
    *   Using the `sort()` function with a custom comparator can lead to performance issues if the array is large, as it involves creating a new sorted array and copying elements.
    *   The code may become harder to read and maintain due to its complexity.

**Special JavaScript Feature/Syntax:** None
----------------------------------------

There are no special JavaScript features or syntax used in this benchmark. It's straightforward JavaScript code that leverages the Lodash library for sorting.

**Alternatives**
--------------

If you're interested in exploring alternative sorting methods, here are a few options:

*   **Quicksort**: This is an efficient sorting algorithm with an average time complexity of O(n log n). However, its worst-case scenario can be O(n^2), making it less suitable for large datasets.
*   **Merge Sort**: Another efficient sorting algorithm with a time complexity of O(n log n). It's often used in combination with other algorithms to achieve better performance.
*   **Radix Sort**: This is a non-comparative sorting algorithm that sorts integers by grouping them based on their digits. It's typically faster than quicksort and mergesort for large datasets of integers.

**Benchmarking Considerations**
------------------------------

When benchmarking sorting algorithms, consider the following factors:

*   **Array size**: Larger arrays can lead to increased performance differences between algorithms.
*   **Data type**: Sorting integers vs. objects or complex data structures can impact performance.
*   **Browser/Environment**: Different environments may exhibit varying behavior due to caching, just-in-time compilation, or other factors.

Keep in mind that this benchmark is specific to sorting arrays of objects with a single property, `'age'`. If you're exploring different scenarios, adjust your expectations and testing parameters accordingly.

Related benchmarks:

compare _.SortBy vs Sort 1234 (version: 0)

lodash sortby equivalent in Javascript

Comparing performance of: Lodash _.sorBy vs Lodash OrderBy

Created: 7 years ago by: Guest

Jump to the latest result

Lodash _.sorBy

Lodash OrderBy

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):