Benchmark: Lodash 4.17.21 some vs JS some

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js'></script>

Script Preparation code:

const array = ['apples', 'bananas', 'oranges', 'melons'];

Tests:

Lodash
const array = ['apples', 'bananas', 'oranges', 'melons']; const found = _.some(array, s => s === 'oranges');
JS some
const array = ['apples', 'bananas', 'oranges', 'melons']; const found = array.some(s => s === 'oranges');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash
JS some

Fastest: N/A

Slowest: N/A

Latest run results:

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

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Let's break down the provided benchmark definition and test cases to understand what is being tested.

**Overview**

The website MeasureThat.net allows users to create and run JavaScript microbenchmarks, comparing different approaches and libraries. The provided benchmark aims to measure the performance difference between using Lodash (a popular JavaScript utility library) and a native JavaScript implementation of the `some` method for array iteration.

**Script Preparation Code**

```javascript
const array = ['apples', 'bananas', 'oranges', 'melons'];
```

This code defines an array with four elements. This array will be used as input for both the Lodash and native JavaScript implementations of the `some` method.

**Html Preparation Code**

```html
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js'></script>
```

This line includes the Lodash library from a CDN, allowing users to access its functionality in their benchmark.

**Test Cases**

There are two test cases:

1. **Lodash**
   ```javascript
const array = ['apples', 'bananas', 'oranges', 'melons'];
const found = _.some(array, s => s === 'oranges');
```
   In this implementation, the `lodash` library is used to call the `some` method on the `array`. The `some` method returns a boolean value indicating whether at least one element in the array satisfies the provided condition.

2. **JS some**
   ```javascript
const array = ['apples', 'bananas', 'oranges', 'melons'];
const found = array.some(s => s === 'oranges');
```
   This implementation uses only JavaScript's built-in `some` method, which achieves the same result as Lodash's version.

**Comparison**

The benchmark compares the performance of these two approaches:

* **Pros and Cons:**
	+ **Lodash (Some):**
		- Pros:
			- Easier to read and maintain due to the use of a utility library.
			- Often includes additional features and helper functions.
		- Cons:
			- Introduces an external dependency, which may affect performance or security.
			- Can add overhead in terms of size and complexity.
	+ **JS Some:**
		- Pros:
			- No external dependencies, reducing potential performance impacts.
			- Simplifies code due to using native JavaScript features.
		- Cons:
			- May be more difficult to read and maintain, especially for complex conditions.
			- Does not include additional utility functions.

**Library: Lodash**

Lodash is a popular JavaScript utility library that provides various methods and helper functions for tasks such as array manipulation, object management, and more. In this benchmark, it's used for its `some` method to check if at least one element in an array satisfies a given condition.

**Special JS Feature or Syntax: None**

There are no special JavaScript features or syntax used in these implementations. They rely solely on standard JavaScript methods and libraries.

**Other Alternatives**

If you were to implement this benchmark from scratch, you might also consider testing other approaches, such as:

* Using the `every` method instead of `some`, which has a similar effect but checks for all elements satisfying the condition.
* Implementing a custom iterative solution using a loop, like the native JavaScript version.

However, given that Lodash's `some` method is already implemented and optimized, it would be more practical to use an existing library or built-in methods instead of implementing your own implementation from scratch.

Related benchmarks:

Lodash 4.17.21 some vs JS some (version: 0)

Comparing performance of: Lodash vs JS some

Created: 3 years ago by: Registered User

Jump to the latest result

Lodash

JS some

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):