Benchmark: lodash vs es6 in indexOf method

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 = ['a', 'b', 'c', 'd', 'e', 'f', 'g'];

Tests:

lodash indexOf method
var result = _.indexOf(array, 'd') > -1;
es6 indexOf method
var result = array.indexOf('d') > -1;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
lodash indexOf method
es6 indexOf method

Fastest: N/A

Slowest: N/A

Latest run results:

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

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser/OS: Chrome 121 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
lodash indexOf method	11002959.0 Ops/sec
es6 indexOf method	26855886.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's dive into the world of MeasureThat.net and explore what's being tested in this benchmark.

**What is being tested?**

The provided JSON represents a JavaScript microbenchmark that compares two approaches to finding an element in an array: Lodash's `indexOf` method and the native ES6 `indexOf` method.

**Options compared:**

There are two main options being compared:

1. **Lodash's `indexOf` method**: This is a utility function provided by the popular JavaScript library Lodash. It returns the index of the first element in the array that matches the specified value, or -1 if no match is found.
2. **Native ES6 `indexOf` method**: This is a built-in method of the Array prototype in modern JavaScript, introduced in ECMAScript 2015 (ES6). It does essentially the same thing as Lodash's `indexOf`, but it's implemented in native code, which can lead to better performance.

**Pros and cons:**

* **Lodash's `indexOf` method**: Pros:
	+ Well-maintained and widely used library.
	+ Can be useful if you need a simple way to find an element in an array without worrying about the details of the implementation.
Cons:
	+ Adds overhead due to the function call and the need to load the Lodash library.
* **Native ES6 `indexOf` method**: Pros:
	+ Faster, since it's implemented in native code.
	+ More efficient, as it avoids the overhead of a function call.

However, there are some potential downsides:

* The native implementation might not be optimized for all use cases or edge scenarios.
* If you're using an older JavaScript engine that doesn't support ES6 features, this method won't work.

**Library and its purpose:**

In this benchmark, Lodash is a popular JavaScript library that provides a collection of useful functions for tasks such as array manipulation, string manipulation, and more. In this specific case, the `indexOf` method is used to find an element in an array.

**Special JS feature or syntax:**

There are no special JS features or syntaxes being tested in this benchmark. The code simply uses standard JavaScript features like arrays and the `indexOf` method.

**Other alternatives:**

If you're looking for alternative ways to find an element in an array, here are a few options:

1. **Array.prototype.findIndex()**: Introduced in ES6, this method returns the index of the first element that satisfies the provided condition.
2. **Array.prototype.forEach()**: While not specifically designed to find an element, `forEach()` can be used with a callback function that checks for the presence of the desired value.

Keep in mind that these alternatives might have different performance characteristics compared to Lodash's `indexOf` method or the native ES6 `indexOf` method.

Overall, this benchmark provides a simple and straightforward way to compare the performance of two approaches to finding an element in an array.

Related benchmarks:

lodash vs es6 in indexOf method (version: 0)

Comparing performance of: lodash indexOf method vs es6 indexOf method

Created: 6 years ago by: Registered User

Jump to the latest result

lodash indexOf method

es6 indexOf method

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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