Benchmark: Lodash vs Native Find

HTML Preparation code:

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

Script Preparation code:

var numbers = _.times(1000, (index) => ({
    number: index + 1
}))

Tests:

Native Find
numbers.find(({number}) => number === 999)
Lodash Find
_.find(numbers, { number: 999 })

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Native Find
Lodash Find

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):

LLMs can make mistakes. Check important info.

Let's break down the benchmark and explain what's being tested.

The benchmark compares two approaches to find an element in an array: native JavaScript's `find` method versus Lodash's `find` function.

**Native JavaScript Find**

In this approach, JavaScript's built-in `find` method is used to search for an element in the `numbers` array. The `find` method returns the first element that satisfies the provided condition (in this case, `number === 999`). This approach requires that JavaScript has native support for finding elements in arrays, which it does.

**Lodash Find**

In this approach, Lodash's `find` function is used to search for an element in the `numbers` array. The `find` function takes two arguments: the array to search and a callback function that defines the condition for finding the desired element. In this case, the callback function checks if the `number` property of each object in the array is equal to 999.

**Options Compared**

The benchmark compares the following options:

* Native JavaScript's `find` method versus Lodash's `find` function
* The performance difference between these two approaches

**Pros and Cons**

* **Native JavaScript Find:**
	+ Pros:
		- Faster execution time (as seen in the benchmark results)
		- Typically faster and more efficient than using a library like Lodash
	+ Cons:
		- Requires that JavaScript has native support for finding elements in arrays, which is not always the case
* **Lodash Find:**
	+ Pros:
		- Provides a standardized way to find elements in arrays across different JavaScript implementations
	+ Cons:
		- May be slower than native JavaScript's `find` method due to overhead from the library

**Library and Purpose**

The Lodash library is a popular JavaScript utility library that provides a wide range of functions for common tasks, such as array manipulation, string manipulation, and more. In this case, the `find` function is used to search for elements in arrays.

**Special JS Feature or Syntax**

There are no special JavaScript features or syntaxes being tested in this benchmark. However, it's worth noting that Lodash provides a standardized way of finding elements in arrays, which can be helpful when working with different JavaScript implementations.

**Other Alternatives**

If you're looking for alternative ways to find elements in an array, you could consider using:

* Array.prototype.indexOf(): This method returns the index of the first element that matches the specified value. If no match is found, it returns -1.
* Array.prototype.some() and Array.prototype.every(): These methods test a callback function against each element in the array. The `some()` method returns true if at least one element passes the test, while the `every()` method returns true if all elements pass the test.

Keep in mind that these alternatives may have different performance characteristics than native JavaScript's `find` method or Lodash's `find` function.

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Firefox/102.0

Browser/OS: Firefox 102 on Windows

View result in a separate tab

Test name	Executions per second
Native Find	235680.8 Ops/sec
Lodash Find	158566.0 Ops/sec

Related benchmarks:

Lodash vs Native Find (version: 0)

Comparing performance of: Native Find vs Lodash Find

Created: 2 years ago by: Guest

Jump to the latest result

Native Find

Lodash Find

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):