Benchmark: Lodash.js vs Native - toUpper

HTML Preparation code:

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

Script Preparation code:

var string = "a decently long string";

Tests:

Native
for (var i = 0; i < 100000; i++) string.toUpperCase();
Lodash.js filter
for (var i = 0; i < 100000; i++) _.toUpper(string);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Native
Lodash.js filter

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

This benchmark does not have any results yet. Be the first one to run it!

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and its components.

**What is being tested?**

The benchmark tests two approaches to calling the `toUpperCase` method on a string: one using native JavaScript (without any additional libraries) and the other using the Lodash library.

**Options compared:**

The benchmark compares two options:

1. **Native JavaScript**: This approach uses only standard JavaScript functions, without relying on any external libraries.
2. **Lodash.js filter**: This approach uses the Lodash library's `toUpper` function to convert the string to uppercase.

**Pros and Cons of each approach:**

1. **Native JavaScript**:
	* Pros:
		+ No additional dependencies or overhead.
		+ Likely to be optimized for performance by the browser.
	* Cons:
		+ May require manual implementation of the `toUpperCase` method, which can add complexity.
2. **Lodash.js filter**:
	* Pros:
		+ Easy to implement and test (just import the library).
		+ Often provides a simpler API than native JavaScript implementations.
	* Cons:
		+ Adds additional dependencies and overhead.
		+ May not be optimized for performance by the browser.

**Library:**

In this case, Lodash.js is used as a utility library to provide the `toUpper` function. Lodash is a popular JavaScript library that provides various utility functions, including string manipulation tools like `toUpperCase`.

**Special JS feature or syntax:**

There doesn't appear to be any special JavaScript features or syntax being tested in this benchmark.

**Alternatives:**

If you want to test other approaches, here are some alternatives:

1. **Other libraries**: You could use other string manipulation libraries like Moment.js or String.prototype (if available).
2. **Custom implementation**: You could implement your own `toUpperCase` method using standard JavaScript functions.
3. **Browser-specific optimizations**: You could test if optimizing the code for a specific browser (e.g., using Safari's `String.prototype.toUpperCase()` method) improves performance.

Overall, this benchmark provides a simple and straightforward comparison between native JavaScript and Lodash.js for string manipulation, making it easy to understand and compare results.

Related benchmarks:

Lodash.js vs Native - toUpper (version: 0)

Comparing performance of: Native vs Lodash.js filter

Created: 5 years ago by: Guest

Jump to the latest result

Native

Lodash.js filter

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):