Benchmark: Outros - MeasureThat.net

Script Preparation code:

const outros = [
  {
    label: 'Chyron',
    value: 'basicoutro',
  },
  {
    label: 'Highlighted',
    value: 'hashtagoutro',
  },
  {
    label: 'Simple',
    value: 'simpleoutro',
  },
  {
    label: 'Split',
    value: 'splittyoutro',
  },
  {
    label: 'Aligned',
    value: 'twolineroutro',
  },
];

const outroKeys = outros.map(({ value }) => value);

function isOutroPresetIncludes(preset) {
  return outroKeys.includes(preset);
}

function isOutroPresetSome(preset) {
  return outros.some(({ value }) => value === preset);
}

Tests:

With includes
for (let i = 0; i < 10000; i++) { isOutroPresetIncludes('twolineroutro'); }
With some
for (let i = 0; i < 10000; i++) { isOutroPresetSome('twolineroutro'); }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
With includes
With some

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 benchmark and explain what's being tested.

**Benchmark Definition**

The benchmark definition is represented by a JSON object that describes a set of tests to be run on JavaScript microbenchmarks. The specific test cases are:

1. "With includes": This test case uses the `includes()` method to check if a certain string (`twolineroutro`) exists in an array (`outroKeys`).
2. "With some": This test case uses the `some()` method to check if any element of an array (again, `outroKeys`) matches a certain value (`twolineroutro`).

**Options Compared**

The benchmark is comparing two options:

1. **Includes Method**: The `includes()` method checks if a specified string exists in an array.
2. **Some Method**: The `some()` method checks if any element of an array matches a certain condition.

**Pros and Cons of Each Approach**

**Includes Method:**

Pros:

* Efficient for small arrays or when the target value is likely to be present.
* Simple and easy to understand.

Cons:

* May not work correctly for very large arrays, as it has to iterate over each element to check if it exists.
* Can be slower than `some()` for larger arrays due to its iterative nature.

**Some Method:**

Pros:

* More efficient than `includes()` for large arrays, as it can stop iterating as soon as it finds a match.
* Allows for early termination, which can improve performance in some cases.

Cons:

* May not be as intuitive or easy to understand as `includes()`, especially for developers without experience with this method.
* Can return false positives if the array contains elements that are not strings, and the condition is not properly defined.

**Library Used**

The benchmark uses a JavaScript library (not explicitly mentioned) to handle the array operations. The exact implementation details are not provided in the benchmark definition or test cases.

**Special JS Features or Syntax**

There doesn't appear to be any special JavaScript features or syntax being used in this benchmark beyond standard ECMAScript syntax.

**Other Considerations**

When designing benchmarks, it's essential to consider factors like:

* Array size: Larger arrays can significantly impact performance.
* Data type: Using the correct data type (e.g., strings) is crucial for accurate results.
* Condition complexity: Simple conditions are often faster than complex ones.
* Early termination: Allowing early termination can improve performance in some cases.

**Alternative Benchmarking Options**

If you're looking to benchmark similar scenarios, consider alternatives like:

1. **Array.prototype.includes()` vs `Array.prototype.some()`: These methods can be benchmarked separately or together for a more comprehensive understanding of their relative performance.
2. **Using `findIndex()`**: This method returns the index of the first element that satisfies the condition, which might offer better performance than `includes()` and `some()` for certain use cases.

Keep in mind that the choice of benchmarking approach depends on your specific requirements and the characteristics of the code being tested.

Related benchmarks:

Outros (version: 0)

Comparing performance of: With includes vs With some

Created: 4 years ago by: Guest

Jump to the latest result

With includes

With some

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):