Benchmark: ramda toPairs vs. Object.entries

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/ramda/0.27.1/ramda.min.js"></script>

Script Preparation code:

var obj = {a: 1, b: 2, c: 3};

Tests:

vanila
Object.entries(obj);
ramda
R.toPairs(obj);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
vanila
ramda

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:133.0) Gecko/20100101 Firefox/133.0

Browser/OS: Firefox 133 on Mac OS X 10.15

View result in a separate tab

Test name	Executions per second
vanila	12354629.0 Ops/sec
ramda	11721999.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's break down what's being tested in this benchmark.

**What is being compared?**

The test compares the performance of two approaches to iterate over an object:

1. **Vanilla JavaScript**: Using `Object.entries()` method, which returns an array of an object's key-value pairs.
2. **Ramda library**: Using `R.toPairs()` function from the Ramda library, which also returns an array of key-value pairs.

**Options compared**

In this benchmark, we have two options being compared:

* Vanilla JavaScript using `Object.entries()`
* Ramda library using `R.toPairs()`

**Pros and Cons of each approach:**

1. **Vanilla JavaScript**: Advantages:
	* Built-in method in the browser's API.
	* Typically faster than a library call since it doesn't involve an extra function call.
2. **Ramda library**: Advantages:
	* Provides a more functional programming style, which might make the code easier to read and maintain.
	* Can be useful for other tasks beyond just iterating over objects.

However, Ramda's `R.toPairs()` method has some drawbacks:

1. The function call introduces an extra overhead compared to using the built-in `Object.entries()` method.
2. Requires including a library (Ramda) which might not be necessary for a simple benchmark like this one.

**Other considerations**

There are no special JS features or syntax used in this benchmark.

**Library and purpose**

In this case, Ramda is a functional programming library that provides various utilities for working with data structures like arrays, objects, etc. The `R.toPairs()` function is specifically designed to convert an object into an array of key-value pairs, making it a convenient alternative to using `Object.entries()`. However, in this benchmark, the focus is on comparing performance between these two approaches.

**Alternative approaches**

In addition to the vanilla JavaScript approach and the Ramda library approach, other possible alternatives could be:

* Using a loop with `for...in` or `forEach()` method.
* Using a library like Lodash (which has a similar function to `R.toPairs()`) or Underscore.js.

However, these alternative approaches are likely to have similar performance characteristics to the Ramda library approach due to the inherent overhead of using an extra function call or iterating over an array.

Overall, this benchmark is designed to compare the performance of two specific approaches: vanilla JavaScript's `Object.entries()` method and Ramda's `R.toPairs()` function.

Related benchmarks:

ramda toPairs vs. Object.entries (version: 0)

Comparing performance of: vanila vs ramda

Created: 4 years ago by: Guest

Jump to the latest result

vanila

ramda

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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