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 llama3.1:latest, generated one year ago):

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Let's dive into the benchmarking results.

**Benchmark Definition:**

The benchmark measures the performance of two different JavaScript functions for finding an element in an array: `_.some` and `_.includes`. Both methods are provided by the Lodash library, which is included in the test.

**Test Cases:**

There are two individual test cases:

1. **Some**: This test uses the `_._some` method to check if at least one element in the array is equal to `'blah'`.
2. **Includes**: This test uses the `_.includes` method to check if the string `'blah'` is present in the array.

**What's being tested:**

In this benchmark, we're comparing two different approaches for finding an element in an array:

* **`_.some`**: This method returns `true` as soon as it finds at least one element that matches the condition. It continues iterating through the rest of the array even after finding a match.
* **`_.includes`**: This method returns `true` if the specified string is present in the entire array, regardless of its position.

**Pros and Cons:**

* **`_.some`**:
	+ Pros: More efficient for cases where you need to check multiple conditions or return early after finding a match.
	+ Cons: May continue iterating through the rest of the array unnecessarily if only one element is being checked.
* **`_.includes`**:
	+ Pros: Guaranteed to stop iterating once the string is found, even if it's at the beginning of the array.
	+ Cons: May be less efficient than `_.some` when checking multiple conditions or returning early.

**Other Considerations:**

When deciding between `_.some` and `_.includes`, consider the following:

* If you only need to check for a single condition, `_.includes` might be more suitable, as it's guaranteed to stop iterating once found.
* However, if you're checking multiple conditions or returning early after finding a match, `_.some` could be more efficient.

**The Lodash Library:**

Lodash is a popular JavaScript utility library that provides various functions for tasks such as array manipulation, object manipulation, and functional programming. The `_._some` and `_.includes` methods are part of the library's collection of utility functions.

In this benchmark, we're using Lodash version 4.17.5.

**Other Alternatives:**

If you don't have access to Lodash or prefer not to use it, there are alternative ways to implement `_.some` and `_.includes`. For example:

* You can use the built-in JavaScript methods `Array.prototype.some()` and `Array.prototype.includes()` (available in most modern browsers).
* Alternatively, you can write custom implementations using loops or recursion. However, keep in mind that these alternatives might not be as efficient as Lodash's optimized functions.

I hope this explanation helps you understand the benchmarking results!

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 llama3.1:latest, generated one year ago):