Benchmark: Lodash cloneDeep vs JSON Clone vs Ramda Clone vs Pvorb Clone

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/clone/2.1.2/clone.min.js"></script>

Script Preparation code:

var MyObject = {
  description: 'Creates a deep copy of source, which should be an object or an array.',
  myNumber: 123456789,
  myBoolean: true,
  jayson: {
    stringify: 'JSON.stringify() method converts a JavaScript value to a JSON string....',
    parse: 'JSON.parse() method parses a JSON string...'
  }
};

var myCopy = null;

Tests:

Lodash cloneDeep
myCopy = _.cloneDeep(MyObject);
Json clone
myCopy = JSON.parse(JSON.stringify(MyObject));
Ramda clone
myCopy = R.clone(MyObject);
Pvorb Clone
myCopy = window.clone(MyObject, false);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash cloneDeep
Json clone
Ramda clone
Pvorb Clone

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.

**Benchmark Explanation**

The provided benchmark tests the performance of four different approaches to create a deep copy of an object: Lodash's `cloneDeep`, JSON's `parse` and `stringify` methods, Ramda's `clone`, and Pvorb's `window.clone`. The test creates a sample object `MyObject` with nested properties and then attempts to clone it using each approach.

**Comparison of Approaches**

1. **Lodash `cloneDeep`**: This method uses a recursive function to create a deep copy of the object, which means that all nested properties are also cloned recursively.
2. **JSON's `parse` and `stringify` methods**: These methods use serialization and deserialization to create a new object with the same structure as the original. However, this approach can lead to issues if the object contains circular references or non-serializable data types (e.g., functions).
3. **Ramda `clone`**: This method uses a simple recursive function to create a deep copy of the object.
4. **Pvorb's `window.clone`**: This method uses the `window.clone` function, which is not a standard JavaScript method. It's unclear how this method works without more information about Pvorb.

**Pros and Cons**

1. **Lodash `cloneDeep`**:
	* Pros: efficient, handles circular references and non-serializable data types.
	* Cons: requires Lodash library, may have performance overhead due to recursive calls.
2. **JSON's `parse` and `stringify` methods**:
	* Pros: lightweight, no additional libraries required.
	* Cons: can lead to issues with circular references or non-serializable data types, may not work as expected for large objects.
3. **Ramda `clone`**:
	* Pros: simple, efficient, handles circular references and non-serializable data types.
	* Cons: requires Ramda library, may have performance overhead due to recursive calls.
4. **Pvorb's `window.clone`**:
	* Pros: unclear how it works without more information about Pvorb.
	* Cons: likely not a standard JavaScript method, may require additional libraries or configuration.

**Library and Syntax Considerations**

1. **Lodash**: A popular utility library for JavaScript that provides various functions for tasks such as array manipulation, object creation, and string manipulation.
2. **Ramda**: A functional programming library for JavaScript that provides a set of higher-order functions for tasks such as filtering, mapping, and reducing data.
3. **JSON**: The de facto standard format for exchanging data between web servers and web browsers.

**Special Features or Syntax**

The benchmark does not use any special features or syntax, such as async/await, promises, or modern JavaScript features like destructuring or arrow functions.

**Alternatives**

If you need to create deep copies of objects in your own project:

1. Consider using a library like Lodash or Ramda for their efficient and reliable deep copy implementations.
2. If you're working with JSON data, consider using the `JSON.parse` and `JSON.stringify` methods as an alternative.
3. For simple cases, a manual implementation using recursion can be sufficient.

Keep in mind that each approach has its pros and cons, and the choice ultimately depends on your specific use case, performance requirements, and personal preference.

Related benchmarks:

Lodash cloneDeep vs JSON Clone vs Ramda Clone vs Pvorb Clone (version: 0)

Comparing performance of: Lodash cloneDeep vs Json clone vs Ramda clone vs Pvorb Clone

Created: 7 years ago by: Guest

Jump to the latest result

Lodash cloneDeep

Json clone

Ramda clone

Pvorb Clone

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):