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Array.sort() vs Math.min / Math.max 4 elements v2
(version: 0)
Array.sort() vs Math.min / Math.max - array with 4 elements
Comparing performance of:
Array.sort vs Math min and max
Created:
5 years ago
by:
Guest
Go to the latest result
HTML Preparation code:
const arr = [2,35,67,3];
Script Preparation code:
const arr = [2,35,67,3];
Tests:
Array.sort
const arr = [2,35,67,3]; const a = arr.sort(); const min = a[0]; const max = a[a.length - 1];
Math min and max
const arr = [2,35,67,3]; const min = Math.min(...arr); const max = Math.max(...arr);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Array.sort
Math min and max
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Browser/OS:
Chrome 126 on Mac OS X 10.15.7
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=560504" width="100%" height="500px"></iframe>
Array.sort
10.5M/s
Math min and max
6.8M/s
View exact numbers
Test name
Executions per second
✓
Array.sort
10,469,283 Ops/sec
Math min and max
6,791,138 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark definition and test cases. **Benchmark Definition** The benchmark defines two test cases: 1. **Array.sort()**: This test case measures the performance of the `sort()` method on an array. 2. **Math min and max**: This test case measures the performance of using `Math.min()` and `Math.max()` functions to find the minimum and maximum values in an array. **Script Preparation Code** Both test cases use the same script preparation code: ```javascript const arr = [2, 35, 67, 3]; ``` This code creates a sample array with four elements. **Html Preparation Code** The HTML preparation code is identical to the script preparation code: ```html const arr = [2, 35, 67, 3]; ``` This is likely used to provide an input for the benchmark. **Test Cases** There are two test cases: 1. **Array.sort()**: This test case creates a copy of the `arr` array and sorts it using the `sort()` method. It then extracts the first element (`min`) and the last element (`max`) from the sorted array. 2. **Math min and max**: This test case uses the spread operator (`...`) to pass all elements in the `arr` array to `Math.min()` and `Math.max()`. The results are stored in `min` and `max`, respectively. **Library** None of these test cases use a JavaScript library specifically. However, they do rely on the built-in `Array` methods (`sort()`) and the `Math` object (`min()`, `max()`). **Special JS feature or syntax** There is no special JavaScript feature or syntax used in these test cases. **Pros and Cons of Approaches** 1. **Array.sort()**: * Pros: Simple, intuitive, and widely supported. * Cons: Can be slow for large datasets due to the overhead of sorting. 2. **Math min and max**: * Pros: Fast and efficient, as it only requires a single pass through the array. * Cons: May not work correctly if the array is sorted in reverse order or has duplicate elements. **Other Considerations** When choosing between these two approaches, consider the following: * If you need to sort an array frequently, `Array.sort()` might be a better choice. However, this comes at the cost of performance. * If you only need to find the minimum and maximum values in an array, using `Math.min()` and `Math.max()` is likely faster. **Alternatives** Other alternatives for finding the minimum and maximum values in an array include: 1. Using a priority queue or heap data structure. 2. Sorting the entire array and then extracting the first and last elements. 3. Using a custom algorithm that takes advantage of the specific characteristics of your data. In the context of MeasureThat.net, these alternatives would likely be implemented using JavaScript code and measured for performance.
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