Benchmark: prr and skrr - MeasureThat.net

Tests:

Spread bread
var one = [ ["image000_tn.jpg", "image001_tn.jpg", "image002_tn.jpg", "image003_tn.jpg", ], ...["image004_tn.jpg", "image005_tn.jpg", "image006_tn.jpg", "image007_tn.jpg", "image008_tn.jpg",], ...["image009_tn.jpg", "image010_tn.jpg", "image011_tn.jpg", "image012_tn.jpg", "image013_tn.jpg",], ...["image014_tn.jpg", "image015_tn.jpg", "image016_tn.jpg", "image017_tn.jpg", "image018_tn.jpg", ], ...["image019_tn.jpg", "image020_tn.jpg", "image021_tn.jpg", "image022_tn.jpg"] ]
Concat
var one = ["image000_tn.jpg", "image001_tn.jpg", "image002_tn.jpg", "image003_tn.jpg", ] .concat(["image004_tn.jpg", "image005_tn.jpg", "image006_tn.jpg", "image007_tn.jpg", "image008_tn.jpg",], ["image009_tn.jpg", "image010_tn.jpg", "image011_tn.jpg", "image012_tn.jpg", "image013_tn.jpg",], ["image014_tn.jpg", "image015_tn.jpg", "image016_tn.jpg", "image017_tn.jpg", "image018_tn.jpg", ], ["image019_tn.jpg", "image020_tn.jpg", "image021_tn.jpg", "image022_tn.jpg"])

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Spread bread
Concat

Fastest: N/A

Slowest: N/A

Latest run results:

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and explain what's being tested.

**Benchmark Definition**

The benchmark definition is represented by a JSON object with the following properties:

* `Name`: A descriptive name for the benchmark, which in this case is "prr and skrr".
* `Description`: A brief description of the benchmark, which is "test". This information can be helpful for understanding the purpose of the benchmark.
* `Script Preparation Code` and `Html Preparation Code`: These fields are empty, indicating that no custom script or HTML preparation code is required to run this benchmark.

**Individual Test Cases**

The benchmark consists of two test cases:

1. **Test Case 1: "Spread bread"**
	* The benchmark definition uses a JavaScript array with multiple levels of nesting and concatenation. Specifically, the array contains multiple arrays (`var one = [\r\n[...], \r\n...];`) that are concatenated together using the `concat()` method.
	* The test case is run in an Opera 65 browser on a Windows Desktop platform.
2. **Test Case 2: "Concat"**
	* This test case uses the same JavaScript array as Test Case 1, but with concatenation applied only to the top-level array (`var one = [\r\n[...], \r\n...];\r\n.concat([...] , [...]);`).
	* Again, the test is run in an Opera 65 browser on a Windows Desktop platform.

**Library and Features**

Neither of these test cases uses any external libraries. However, they do employ some JavaScript features:

1. **Array concatenation**: Both test cases use the `concat()` method to concatenate arrays together.
2. **Nested arrays**: Test Case 1 uses multiple levels of nesting in its array structure.
3. **Raw UA String**: The benchmark result includes a "Raw UA String" field, which contains information about the browser's user agent string.

**Pros and Cons**

The two test cases are similar, but with different approaches to concatenating arrays. Here are some pros and cons of each approach:

1. **Test Case 1: "Spread bread"**
	* Pros:
		+ May be more efficient due to fewer function calls.
		+ Can take advantage of modern JavaScript engines' ability to optimize array merging.
	* Cons:
		+ Requires multiple concatenations, which can lead to slower performance in older browsers or those with limited resources.
2. **Test Case 2: "Concat"**
	* Pros:
		+ Simplifies the concatenation process by applying it only once to the top-level array.
	* Cons:
		+ May require more function calls due to the additional layer of abstraction.

**Other Alternatives**

There are other ways to concatenate arrays in JavaScript, such as using `Array.prototype.push()` or a library like Lodash. However, these alternatives may not be directly comparable to the test cases provided, as they introduce different variables and complexities.

For example, using `Array.prototype.push()` would require modifying the original array structure:

```javascript
var one = [...];
one.push(...);
```

In contrast, Test Cases 1 and 2 use the `concat()` method in a more straightforward way.

Related benchmarks:

prr and skrr (version: 0)

test

Comparing performance of: Spread bread vs Concat

Created: 6 years ago by: Guest

Jump to the latest result

Spread bread

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):