Benchmark: SSSSSSSSS - 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 m = [{
    id: 1
}, {
    id: 2
}, {
    id: 3
}];

Tests:

SADASd
m.map(x => x.id);
AS$44
_.forEach(m, (x) => x.id);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
SADASd
AS$44

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.

Let's break down the benchmark test and explain what's being tested, compared, and some pros and cons of each approach.

**What is being tested?**

MeasureThat.net is testing the performance of two different approaches to map over an array in JavaScript:

1. `m.map(x => x.id)`: This uses the built-in `map()` method on the array `m`, which applies a callback function to each element in the array and returns a new array with the results.
2. `_`._forEach(m, (x) => x.id)`: This uses the Lodash library's `forEach()` method to iterate over the array `m`.

**What options are being compared?**

In this benchmark, two different approaches are being compared:

1. Using the built-in `map()` method on the array.
2. Using the Lodash library's `forEach()` method.

**Pros and Cons of each approach:**

1. **Built-in `map()` method:**
	* Pros:
		+ Native JavaScript functionality, so it's likely to be optimized for performance.
		+ Easy to understand and use, especially for developers familiar with JavaScript arrays.
	* Cons:
		+ May have performance limitations due to the need to iterate over each element in the array.
2. **Lodash `forEach()` method:**
	* Pros:
		+ Optimized for performance by using an internal iteration mechanism.
		+ Can be faster than the built-in `map()` method, especially for large arrays.
	* Cons:
		+ Requires including an additional library (Lodash), which may add overhead.
		+ May have a steeper learning curve due to its unfamiliar API.

**Library: Lodash**

In this benchmark, Lodash is used as a utility library to provide the `forEach()` method. Lodash is a popular JavaScript library that provides a set of functional programming helpers and utilities. In this case, it's being used to add an extra layer of complexity to the benchmark by introducing another variable (the `_` object) into the test.

**Special JS feature: None**

There are no special features or syntaxes being tested in this benchmark.

**Other alternatives:**

If you were to implement a custom implementation for the `map()` method, some alternatives could include:

1. Using a simple loop with an index variable.
2. Using a recursive function.
3. Utilizing Web Workers to offload the computation to a separate thread.

However, these approaches would likely have different performance characteristics and may not be as optimized as using the built-in `map()` method or Lodash's `forEach()` method.

Overall, this benchmark provides an interesting comparison between two different approaches to mapping over an array in JavaScript, highlighting the trade-offs between native functionality, library optimization, and potential overhead due to additional dependencies.

Related benchmarks:

SSSSSSSSS (version: 0)

Comparing performance of: SADASd vs AS$44

Created: 4 years ago by: Guest

Jump to the latest result

SADASd

AS$44

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):