Benchmark: teststest1 - MeasureThat.net

Script Preparation code:

var array = [];
  for (var idx = 0; idx < 1000; idx++) {
    array[idx] = idx;
  }

var len = array.length;

Tests:

Array Push
array.push(123)
Test Splice
array.splice(len, 0, 123);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Array Push
Test Splice

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 explanation of the provided benchmark.

**Benchmark Definition**

The benchmark definition is represented by two JSON objects: `Name` and `Script Preparation Code`. The `Name` field specifies the name of the benchmark, while the `Script Preparation Code` section provides a set of JavaScript statements that are executed before running the actual benchmark. In this case, the script preparation code initializes an empty array `array` with 1000 elements using a `for` loop and assigns its length to a variable `len`.

**Options Compared**

The benchmark compares two different approaches:

1. **Array Push**: The first test case measures the performance of the `push()` method on the `array` object.
2. **Test Splice**: The second test case measures the performance of the `splice()` method with a replacement element (in this case, `123`) on the `array` object.

**Pros and Cons**

**Array Push:**

* Pros:
	+ Commonly used operation in many JavaScript applications.
	+ Can be optimized by using a linked list or a similar data structure.
* Cons:
	+ May not be as efficient as other operations that don't involve modifying the array's length.

**Test Splice:**

* Pros:
	+ Can be more efficient than `push()` when inserting elements at a specific index, especially for large arrays.
	+ Allows for flexible insertion and removal of elements.
* Cons:
	+ May incur additional overhead due to searching for the insertion point or adjusting the array's length.

**Other Considerations**

The benchmark also considers the following factors:

* **Browser**: The benchmark is run on a specific version of Chrome (84.0.4147.89) and its raw UA string.
* **Device Platform**: The benchmark is run on a desktop device with Windows as the operating system.
* **Execution Per Second**: This metric measures the average number of executions performed per second by the browser.

**Libraries**

There are no specific libraries used in this benchmark. However, the `array` object and its methods (e.g., `push()`, `splice()`) are part of the built-in JavaScript API.

**Special JS Features/Syntax**

None of the test cases use any special JavaScript features or syntax beyond what's already mentioned.

**Alternatives**

To create a similar benchmark, you can try using different programming languages or frameworks that support array operations. For example:

* Python: You can use lists (e.g., `my_list = [i for i in range(1000)]`) and the `append()` method.
* Java: You can use arrays (e.g., `int[] myArray = new int[1000];`) and the `Arrays.asList()` method.

Keep in mind that the specific implementation details may vary depending on the language or framework you choose.

Related benchmarks:

teststest1 (version: 0)

Comparing performance of: Array Push vs Test Splice

Created: 5 years ago by: Guest

Jump to the latest result

Array Push

Test Splice

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):