Benchmark: Lodash some vs includes

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var array = ['asd', '123', 'blah', 'yyy']

Tests:

Some
_.some(array, o => o === 'blah')
Includes
_.includes(array, 'blah')

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Some
Includes

Fastest: N/A

Slowest: N/A

Latest run results:

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Autogenerated LLM Summary (model gemma2:9b, generated one year ago):

LLMs can make mistakes. Check important info.

This benchmark compares the performance of two Lodash functions: `_.some()` and `_.includes()`.

**What's being tested?**

The benchmark measures how efficiently each function determines if a specific value ('blah') exists within a given array.

* **`_.some(array, o => o === 'blah')`:** This Lodash function checks if *at least one* element in the array satisfies the provided condition (in this case, being equal to 'blah'). It returns `true` if found, `false` otherwise.
* **`_.includes(array, 'blah')`:** This Lodash function also checks for the presence of a value within an array.  It returns `true` if found, `false` otherwise.

**Pros/Cons and Considerations:**

* **`_.some()`:** 
    * **Pro:** More versatile. Can be used to check for any condition, not just equality. 
    * **Con:** Might iterate through the entire array even if it finds a match early on.
* **`_.includes()`:** 
    * **Pro:** Often optimized for efficiency in checking for exact equality. Stops iterating as soon as a match is found.
    * **Con:** Less versatile than `_.some()`. Primarily designed for simple equality checks.

**Alternatives:**

* **Native JavaScript:** You could use the native `Array.prototype.some()` and `Array.prototype.includes()` methods instead of Lodash. These are generally performant and part of the standard library.
* **Different Libraries:** Other libraries like Ramda or Underscore might offer similar functions with their own performance characteristics.

**Library: Lodash**

Lodash is a popular JavaScript utility library that provides a wide range of functions for working with arrays, objects, strings, and more. It's known for its concise syntax and performance optimizations.

Let me know if you have any other questions!

Related benchmarks:

Lodash some vs includes (version: 0)

Comparing performance of: Some vs Includes

Created: 6 years ago by: Guest

Jump to the latest result

Some

Includes

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

Autogenerated LLM Summary (model gemma2:9b, generated one year ago):