Benchmark: Lodash vs Vanilla JS (split + join)

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Tests:

Lodash
const status = "ACCEPTED_ON_AUDIT"; for ( let i = 0; i < 100000; i++) { _.capitalize(status) }
Vanilla Js
const status = "ACCEPTED_ON_AUDIT"; for ( let i = 0; i < 100000; i++) { status[0].toUpperCase() + status.slice(1).toLowerCase().split("_").join(" "); }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash
Vanilla Js

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 and explain what is tested, compared, and other considerations.

**Benchmark Overview**

The benchmark compares the performance of two approaches: using Lodash (a popular JavaScript library) versus writing vanilla JavaScript code to perform the same task. The task involves capitalizing a string by splitting it into individual words and converting them to uppercase.

**Options Compared**

There are two options compared:

1. **Lodash**: Using the `capitalize` function from Lodash, which takes an array of strings as input and returns the first element capitalized while keeping the rest unchanged.
2. **Vanilla JavaScript**: Writing custom code using the following approach:
	* Splitting the string into individual words using `split()`.
	* Converting each word to uppercase using `toUpperCase()` for the first character and `toLowerCase()` for the rest of the characters.
	* Joining the words back together with spaces in between using `join()`.

**Pros and Cons**

**Lodash:**

Pros:

* Concise code: The `capitalize` function provides a simple and efficient way to perform the task.
* Built-in functionality: Lodash is a well-maintained library that provides many useful functions, making it easier to focus on the benchmarking aspect rather than reinventing the wheel.

Cons:

* Additional dependency: Using an external library adds extra weight to the benchmark, which might affect performance in certain scenarios.
* Potential overhead: Although Lodash is optimized for performance, there might still be some overhead due to the additional dependency and function calls.

**Vanilla JavaScript:**

Pros:

* No dependencies: This approach doesn't require any external libraries or dependencies, making it a pure JavaScript implementation.
* Customizable: By writing custom code, you can tailor the implementation to your specific needs and optimize it for performance.

Cons:

* Longer code: The vanilla JavaScript implementation is more verbose compared to the Lodash version.
* Potential for errors: Without using an established library, there's a higher risk of introducing bugs or inconsistencies in the code.

**Library (Lodash)**

Lodash is a popular JavaScript utility library that provides a wide range of functions for tasks such as string manipulation, array operations, and more. In this benchmark, Lodash is used to provide the `capitalize` function, which simplifies the task at hand.

**Special JS Feature or Syntax**

There are no special features or syntaxes mentioned in the provided benchmark code. However, it's worth noting that some JavaScript versions (specifically ES6+) support template literals, which could be used to simplify the string manipulation in the vanilla JavaScript implementation.

**Alternative Approaches**

Other possible approaches for this benchmark include:

* Using a different library, such as Moment.js for date-related tasks or js-beautify for code formatting.
* Implementing a custom string manipulation algorithm using bitwise operations or other low-level techniques.
* Using a language like C++ or Rust to implement the benchmark, leveraging their performance benefits at the expense of additional complexity and setup.

Related benchmarks:

Lodash vs Vanilla JS (split + join) (version: 0)

Comparing performance of: Lodash vs Vanilla Js

Created: 3 years ago by: Guest

Jump to the latest result

Lodash

Vanilla Js

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):