Benchmark: Ramda range vs Array.from

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/ramda/0.28.0/ramda.js"></script>

Tests:

Native
Array.from({length: 87 - 55})
Ramda
R.range(55, 87);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Native
Ramda

Fastest: N/A

Slowest: N/A

Latest run results:

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

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36

Browser/OS: Chrome 119 on Windows

View result in a separate tab

Test name	Executions per second
Native	568719.2 Ops/sec
Ramda	4549312.5 Ops/sec

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

LLMs can make mistakes. Check important info.

I'll break down the benchmark and explain what's being tested, compared, and their pros and cons.

**What is being tested?**

The benchmark is comparing two approaches to create an array with a specific length: using JavaScript's built-in `Array.from` method (known as "Native") versus using Ramda's `R.range` function.

**Options being compared**

There are two options being compared:

1. **Native**: Using JavaScript's built-in `Array.from` method, which takes an object literal with a `length` property and creates an array from it.
2. **Ramda**: Using Ramda's `R.range` function, which generates an array of numbers within a specified range.

**Pros and Cons**

1. **Native (Array.from)**:
	* Pros:
		+ Built-in JavaScript method, so no additional library dependencies are required.
		+ Likely to be optimized for performance by the browser engine.
	* Cons:
		+ May require creating an object literal with a specific `length` property, which can be cumbersome or error-prone.
2. **Ramda (R.range)**:
	* Pros:
		+ Convenient and concise syntax for generating arrays of numbers within a range.
		+ May be less prone to errors due to the more explicit nature of the function call.
	* Cons:
		+ Requires including an additional library dependency (Ramda).
		+ May not be optimized for performance by the browser engine, as it's a separate function call.

**Library and purpose**

The Ramda library is a popular JavaScript functional programming library that provides various functions for working with data. In this case, `R.range` is used to generate an array of numbers within a specified range.

**Special JS feature or syntax (none mentioned)**

There are no special JavaScript features or syntaxes being tested in this benchmark.

**Other alternatives**

If you wanted to test alternative approaches to creating arrays with a specific length, some options might include:

* Using the `Array` constructor and specifying the length directly: `new Array(87 - 55)`
* Using a loop to create an array: `[...Array(87 - 55).keys()]`
* Using a library like Lodash (not mentioned in this benchmark), which provides a similar `range` function

Keep in mind that these alternatives may have different performance characteristics or trade-offs compared to the Native and Ramda approaches.

Related benchmarks:

Ramda range vs Array.from (version: 0)

Comparing performance of: Native vs Ramda

Created: 3 years ago by: Guest

Jump to the latest result

Native

Ramda

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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