Benchmark: native find vs lodash _.find equal

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.core.js"></script>

Script Preparation code:

var users = [
  { 'user': 'joey',  'age': 32 },
  { 'user': 'ross',    'age': 41 },
  { 'user': 'chandler', 'age': 39 }
]

Tests:

array find
// Native users.find(function (o) { return o.age === 39; })
_.find
_.find(users, function (o) { return o.age === 39; })

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
array find
_.find

Fastest: N/A

Slowest: N/A

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

LLMs can make mistakes. Check important info.

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

**Benchmark Overview**

The benchmark is designed to compare the performance of two approaches: native JavaScript `find` method and Lodash's `_.find` function. The benchmark tests how quickly these methods can find a specific element in an array of objects.

**Options Compared**

There are two options being compared:

1. **Native JavaScript `find` method**: This is a built-in method in JavaScript that searches for the first element in an array that satisfies a provided condition.
2. **Lodash's `_.find` function**: Lodash is a popular utility library for JavaScript that provides various functions for tasks like array manipulation, string processing, and more. The `_._find` function is part of this library and does essentially the same thing as the native `find` method.

**Pros and Cons**

* **Native JavaScript `find` method**:
	+ Pros: It's a built-in method in JavaScript, which means it's likely to be optimized for performance.
	+ Cons: It may not be available in all browsers or environments that support JavaScript.
* **Lodash's `_._find` function**:
	+ Pros: It's part of a well-established and widely-used utility library, Lodash. This can provide additional functionality and features beyond what the native `find` method offers.
	+ Cons: Using an external library may introduce overhead due to loading and parsing the library code.

**Library - Lodash**

Lodash is a JavaScript utility library that provides various functions for tasks like array manipulation, string processing, and more. The `_._find` function is used to find the first element in an array that satisfies a provided condition.

In this benchmark, Lodash is used as a third-party library to provide the `_.find` function for comparison with the native JavaScript `find` method.

**Special JS Feature or Syntax**

There doesn't appear to be any special JavaScript features or syntax being used in this benchmark. The focus is on comparing the performance of two different approaches to array searching.

**Other Alternatives**

If you're looking for alternative ways to find elements in an array, you might consider using other libraries like:

* **Underscore.js**: Another popular utility library that provides various functions for tasks like array manipulation.
* **Array.prototype.forEach()`: A built-in method in JavaScript that iterates over the elements of an array and executes a provided function for each element.
* **Caching or memoization techniques**: Depending on your specific use case, you might be able to improve performance by caching or memoizing the results of previous searches.

Keep in mind that these alternatives may not provide exactly the same functionality as the native `find` method or Lodash's `_._find` function.

Latest run results:

Run details: (Test run date: 4 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.66 Safari/537.36

Browser/OS: Chrome 87 on Windows

View result in a separate tab

Test name	Executions per second
array find	12128688.0 Ops/sec
_.find	3675577.2 Ops/sec

Related benchmarks:

native find vs lodash _.find equal (version: 0)

Comparing performance of: array find vs _.find

Created: 4 years ago by: Guest

Jump to the latest result

array find

_.find

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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