Benchmark: test for Vovan - MeasureThat.net

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var cloneDeep = (obj) => {
  let result;
  if (Array.isArray(obj)) {
    result = [...obj].map(value => {
      return (value !== null && typeof value === "object") ? cloneDeep(value) : value;
    });
  } else {
    result = {};
    for (const [key, value] of Object.entries(obj)) {
      result[key] = (value !== null && typeof value === "object") ? cloneDeep(value) : value;
    }
  }
  return result;
};

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:

losash
myCopy = _.cloneDeep(MyObject);
boris veliki cod
myCopy = cloneDeep(MyObject);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
losash
boris veliki cod

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):

LLMs can make mistakes. Check important info.

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

**Benchmark Definition**

The benchmark definition is represented by two JSON objects: `benchmarkDefinition` and `individual test cases`. The first one describes a script that clones a JavaScript object using two different methods:

1. **Using Lodash (cloneDeep function)**: The code imports the `cloneDeep` function from the Lodash library, which recursively clones an object.
2. **Manual implementation (cloneDeep function)**: The code defines its own `cloneDeep` function to recursively clone objects.

**Individual Test Cases**

The individual test cases are two separate benchmarks that measure the execution time of cloning a JavaScript object using each of the above methods:

1. **"losash"`**: Uses the Lodash `cloneDeep` function.
2. **"boris veliki cod"`**: Uses the custom `cloneDeep` implementation.

**Options Compared**

In this benchmark, two options are compared:

* **Lodash (cloneDeep function)**: The Lodash library provides a widely used and well-tested implementation for cloning objects. Using this approach allows for easy reuse of existing code.
* **Manual implementation (cloneDeep function)**: Implementing the cloneDeep logic manually can provide insight into the underlying mechanics, but it also requires more maintenance and debugging effort.

**Pros and Cons**

* **Lodash (cloneDeep function)**:
	+ Pros:
		- Well-tested and widely adopted library
		- Easy to reuse existing code
		- Reduces maintenance burden
	+ Cons:
		- Additional dependency on Lodash
		- May not be as efficient as a custom implementation
* **Manual implementation (cloneDeep function)**:
	+ Pros:
		- Can provide insights into the underlying mechanics
		- May be more efficient for specific use cases
	+ Cons:
		- Requires additional maintenance and debugging effort
		- May not be as widely adopted or well-tested

**Library: Lodash**

Lodash is a popular JavaScript utility library that provides a wide range of functions, including the `cloneDeep` function used in this benchmark. The purpose of Lodash is to provide a set of reusable, high-quality code components for common tasks, making development faster and more efficient.

**Special JS Feature or Syntax: None**

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

**Other Alternatives**

If the manual implementation were not considered, other alternatives to cloning objects could include:

* Using `Object.assign()` with a recursive function
* Utilizing libraries like `json-stringify-safe` for deep cloning
* Leveraging `Array.prototype.slice()` and `Object.assign()` for shallow cloning

However, these alternatives may not provide the same level of performance or efficiency as the Lodash implementation.

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/104.0.0.0 Safari/537.36

Browser/OS: Chrome 104 on Windows

View result in a separate tab

Test name	Executions per second
losash	596106.8 Ops/sec
boris veliki cod	763589.6 Ops/sec

Related benchmarks:

test for Vovan (version: 0)

test

Comparing performance of: losash vs boris veliki cod

Created: 2 years ago by: Guest

Jump to the latest result

losash

boris veliki cod

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):