Benchmark: Lodash vs Ramda - equals

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/ramda/0.27.1/ramda.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js"></script>

Script Preparation code:

// intial data
var source = {a:1,b:1,c:1,d:1,e:1,f:1,g:1,h:{a:-1,b:1,c:1,d:1,e:1,f:1,g:1}};
var source2 = {a:1,b:1,c:1,d:1,e:1,f:1,g:1,h:{a:-1,b:1,c:1,d:1,e:1,f:1,g:1}};

Tests:

Lodash
var result = _.isEqual(source, source2);
Ramda
var result = R.equals(source, source2);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash
Ramda

Fastest: N/A

Slowest: N/A

Latest run results:

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

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Mobile Safari/537.36

Browser/OS: Chrome Mobile 130 on Android

View result in a separate tab

Test name	Executions per second
Lodash	185066.2 Ops/sec
Ramda	136660.5 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's dive into the world of JavaScript microbenchmarks.

**What is being tested?**

The provided JSON represents two individual test cases for comparing the `equals` function from Lodash and Ramda libraries. The test cases aim to measure the performance difference between these two functions in equalizing two objects, `source` and `source2`, which contain nested objects with similar properties.

**Options compared:**

The two options being compared are:

1. **Lodash's `isEqual` function**: This function checks if two objects have the same keys, values, and nesting structure.
2. **Ramda's `equals` function**: Similar to Lodash's `isEqual`, Ramda's `equals` also checks for equality between two values.

**Pros and Cons of each approach:**

1. **Lodash's `isEqual` function:**
	* Pros:
		+ More concise code (one line)
		+ Easier to read and maintain
	* Cons:
		+ May be slower due to its simplicity and lack of optimization
2. **Ramda's `equals` function:**
	* Pros:
		+ Possibly faster execution due to its optimized implementation
		+ More versatile, as it can also compare arrays and other data structures
	* Cons:
		+ More verbose code (two lines)
		+ May require more setup or imports

**Library and purpose:**

1. **Lodash**: A popular JavaScript utility library that provides a wide range of functions for tasks like array manipulation, object transformation, and functional programming.
2. **Ramda**: Another popular JavaScript library that offers a set of curried functions for data processing and manipulation.

In the context of this benchmark, both libraries are used to compare their `equals`/`isEqual` functions' performance in equalizing two objects.

**Special JS features or syntax:**

None mentioned in the provided code snippet. However, it's worth noting that JavaScript is a dynamically-typed language with features like closures, prototypes, and async/await, which can affect the execution of benchmarked code.

**Other alternatives:**

For comparison, other libraries or functions could be used to implement equality checks, such as:

1. **JSONCompare**: A lightweight library specifically designed for comparing JSON data.
2. **DeepEqual**: A utility function from Jest testing framework that compares two objects recursively.
3. **lodash-compare-by**: Another alternative implementation of the `equals` function, possibly optimized or customized for specific use cases.

Keep in mind that these alternatives might not be as widely used or well-maintained as Lodash and Ramda, so their performance may vary.

**Benchmark preparation code:**

The provided script preparation code initializes two objects, `source` and `source2`, which contain similar properties but with one difference (the value of the nested object's property 'a' is -1 in both objects). This setup allows for a fair comparison of the equality checking functions.

Related benchmarks:

Lodash vs Ramda - equals (version: 0)

Comparing performance of: Lodash vs Ramda

Created: 3 years ago by: Guest

Jump to the latest result

Lodash

Ramda

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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