Benchmark: concat test - MeasureThat.net

HTML Preparation code:

<script src="//cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js"></script>
<script type='text/javascript' src='https://cdnjs.cloudflare.com/ajax/libs/immutable/3.8.2/immutable.min.js'></script>

Script Preparation code:

function double(n) {
	return n*2;
}
var data = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30];

Tests:

js
const d = data.concat(data); const e = d.concat(d); const f = e.concat(e).map(double);
ramda concat
const con = data => R.concat(data, data) const f = R.map(double,con(con(con(data))))

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
js
ramda concat

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 dive into the world of JavaScript microbenchmarks!

**Benchmark Overview**

MeasureThat.net is a website where users can create and run JavaScript microbenchmarks to compare the performance of different approaches. The provided JSON represents a benchmark definition, which includes the script preparation code, HTML preparation code, individual test cases, and latest benchmark results.

**Script Preparation Code**

The script preparation code provides the necessary setup for the benchmark:
```javascript
function double(n) {
  return n * 2;
}

var data = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30];
```
This code defines a simple `double` function that multiplies its input by 2 and assigns it to the `data` variable.

**HTML Preparation Code**

The HTML preparation code includes external libraries:
```javascript
<script src="//cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js"></script>
<script type='text/javascript' src='https://cdnjs.cloudflare.com/ajax/libs/immutable/3.8.2/immutable.min.js'></script>
```
These libraries are used in the individual test cases.

**Individual Test Cases**

There are two test cases:

1. **js**
```javascript
const d = data.concat(data);
const e = d.concat(d);
const f = e.concat(e).map(double);
```
This test case uses built-in JavaScript methods to concatenate and map over the `data` array.

2. **ramda concat**
```javascript
const con = data => R.concat(data, data);

const f = R.map(double, con(con(con(data))));
```
This test case uses Ramda's `concat` function from the `R` namespace.

**Pros and Cons**

Here are some pros and cons of each approach:

1. **js**
	* Pros:
		+ Built-in JavaScript methods are widely supported.
		+ Easy to understand and maintain.
	* Cons:
		+ May not be optimized for performance.
		+ Limited control over intermediate results.
2. **ramda concat**
	* Pros:
		+ Ramda's `concat` function is optimized for performance.
		+ Provides more control over intermediate results (e.g., using currying).
	* Cons:
		+ Requires knowledge of the Ramda library and its namespace.
		+ May have additional overhead due to function calls.

**Library Descriptions**

1. **Ramda**: A functional programming library for JavaScript that provides a set of higher-order functions for manipulating data. In this benchmark, Ramda's `concat` function is used to concatenate arrays.
2. **Lodash**: A utility library for JavaScript that provides a set of helper functions for common tasks, such as array manipulation and string processing. However, it is not used in this specific benchmark.

**Special JS Features**

The only special feature mentioned in the benchmark is the use of the `map` function, which applies a given function to each element of an array.

Overall, the benchmark provides a clear comparison between two approaches: built-in JavaScript methods and Ramda's optimized `concat` function. The choice of approach depends on personal preference, familiarity with the library, and performance considerations.

Related benchmarks:

concat test (version: 0)

Comparing performance of: js vs ramda concat

Created: 3 years ago by: Guest

Jump to the latest result

js

ramda concat

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):