Benchmark: lodash xor vanila toggle

Script Preparation code:

var a = Array(256).fill(0).map((_, index) => index)
a.push('foo')

var b = 'foo'

Tests:

lodash xor implemantation
const res = _.xor(a, [b])
alternative with Sets
function toggleValueInArray(value, list) { if (list.includes(value)) { list.filter(listValue => listValue !== value) } else { return [...list, value] } } const res = toggleValueInArray(b, a)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
lodash xor implemantation
alternative with Sets

Fastest: N/A

Slowest: N/A

Latest run results:

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

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Browser/OS: Chrome 124 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
lodash xor implemantation	94099.3 Ops/sec
alternative with Sets	754006.8 Ops/sec

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

LLMs can make mistakes. Check important info.

I'd be happy to explain the benchmark in detail.

**Benchmark Overview**

The benchmark is designed to compare two approaches for toggling a value in an array: using the `_.xor` function from Lodash and implementing a custom solution with ES6 features such as arrays, sets, and the `includes` method.

**What is being tested?**

In this benchmark, the following aspects are being compared:

1. **Implementation efficiency**: How efficient is each implementation in terms of execution speed?
2. **Library usage**: How does using Lodash's `_.xor` function compare to implementing a custom solution?

**Options being compared:**

There are two main options being compared:

1. **Lodash's `_xor` function**: This function takes two arrays as input and returns an array containing elements that are present in either of the original arrays, but not both.
2. **Custom implementation with ES6 features**: This implementation uses JavaScript's built-in `includes` method to check if an element is present in an array, and then uses array methods such as `filter` and `push` to toggle the value.

**Pros and Cons:**

1. **Lodash's `_xor` function**:
	* Pros:
		+ Easy to use and understand
		+ Optimized for performance
	* Cons:
		+ Requires including Lodash in the project, which may add unnecessary dependencies
		+ May not be suitable for all edge cases or performance-critical applications
2. **Custom implementation with ES6 features**:
	* Pros:
		+ No additional dependencies required
		+ Can be optimized for specific use cases and edge cases
	* Cons:
		+ Requires a good understanding of JavaScript's array methods and the `includes` method
		+ May have performance overhead due to the extra computation

**Library usage:**

In this benchmark, Lodash is used as a library to provide the `_xor` function. The custom implementation uses built-in JavaScript features such as arrays, sets, and the `includes` method.

**Special JS feature or syntax:**

None are mentioned in this benchmark.

**Other alternatives:**

There are other ways to implement an XOR operation on two arrays without using Lodash's `_xor` function or implementing a custom solution. Some examples include:

1. Using a simple loop to iterate over the elements of both arrays and return only the unique elements.
2. Using a more efficient algorithm such as the Knuth-Morris-Pratt (KMP) algorithm for string matching, which can be adapted to find unique elements in an array.

However, these alternatives may not provide the same level of performance or readability as the benchmark's current solutions.

Related benchmarks:

lodash xor vanila toggle (version: 0)

lodash xor for toggling value vs es6 includes if else

Comparing performance of: lodash xor implemantation vs alternative with Sets

Created: 3 years ago by: Guest

Jump to the latest result

lodash xor implemantation

alternative with Sets

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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