Benchmark: For vs Min - MeasureThat.net

Script Preparation code:

function shuffle(array) {
  for (let i = array.length - 1; i > 0; i -= 1) {
    const j = Math.floor(Math.random() * (i + 1));
    [array[i], array[j]] = [array[j], array[i]];
  }
}

function getRandomArray(size) {
  const arr = Array(size).fill(0).map((el, i) => i);
  shuffle(arr);
  return arr;
}

var arr = getRandomArray(1e5);

Tests:

For
var min = arr[0]; for (var i = 0; i < arr.length; i += 1) { if (arr[i] < min) { min = arr[i]; } }
Math.min
var min = Math.min(...arr);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
For
Math.min

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 a JSON object that contains information about the benchmark being tested. In this case, it's comparing two approaches to find the minimum value in an array:

1. **For Loop**: The first test case uses a traditional `for` loop to iterate through the array and keep track of the minimum value.
2. **Math.min() Function**: The second test case uses the built-in `Math.min()` function, which is designed specifically for finding the minimum value in an iterable (such as an array).

**Options Compared:**
The benchmark is comparing two options:

1. **Traditional For Loop**: This approach uses a manual loop to iterate through the array and find the minimum value.
2. **Math.min() Function**: This approach uses a built-in function specifically designed for finding the minimum value in an iterable.

**Pros and Cons of Each Approach:**

* **For Loop**:
	+ Pros: Allows for more control over the iteration process, can be optimized for specific use cases.
	+ Cons: Can be slower than using a built-in function like `Math.min()`, requires manual initialization and updating of variables.
* **Math.min() Function**:
	+ Pros: Faster and more concise than a traditional loop, leverages optimized code generated by the JavaScript engine.
	+ Cons: Less control over the iteration process, may not be suitable for complex optimization scenarios.

**Library Usage:**
There is no library used in this benchmark. The `Math.min()` function is a built-in part of the JavaScript language.

**Special JS Features/Syntax:**
None are mentioned in the provided benchmark definition.

**Other Alternatives:**
If you wanted to include other alternatives, some possible options could be:

* Using the `Array.prototype.reduce()` method instead of a traditional loop.
* Using the `Array.prototype.forEach()` method with a callback function to iterate through the array.
* Using a library like Lodash or Ramda for functional programming approaches.

Keep in mind that these alternative approaches would depend on the specific requirements and use case, and may not necessarily provide better performance compared to the built-in `Math.min()` function.

Related benchmarks:

For vs Min (version: 0)

Comparing performance of: For vs Math.min

Created: 5 years ago by: Guest

Jump to the latest result

For

Math.min

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):