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Array.sort vs Math.min+Math.max with strings
(version: 0)
Comparing performance of:
Array.sort vs Math min and max
Created:
3 years ago
by:
Guest
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Script Preparation code:
var arr = ["113696", "96926", "271971", "271448", "254468", "227795", "265455", "262975", "147950", "266692", "207927", "244419", "160650", "284230", "298256", "248442", "257318", "126492", "256399", "162274", "148671", "199474", "274356", "319099", "301962", "162204", "219445", "298792", "244477", "300446", "238482", "174462", "263144", "214108", "283694", "18835", "345125", "346905", "84291", "26654", "710802520509440", "838413506314240", "819421436706816", "867793164042240", "796010735307776", "871917035555840", "842318666894336", "871805837216768", "896607951096832", "557103826439168", "679644315356160", "603087976631296"]
Tests:
Array.sort
var a = arr.sort(); var min = a[0]; var max = a[1];
Math min and max
var min = Math.min(...arr); var max = Math.max(...arr);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
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Test case name
Result
Array.sort
Math min and max
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the benchmark test case provided by MeasureThat.net. **Benchmark Definition** The benchmark tests two approaches to find the minimum and maximum values in an array of strings: 1. Using the `sort()` method: This approach sorts the entire array first, which can be inefficient if the array is large. The sorted array is then used to find the first element as the minimum value (`a[0]`) and the last element as the maximum value (`a[a.length - 1]`). 2. Using `Math.min()` and `Math.max()` with the spread operator (`...arr`): This approach finds the minimum and maximum values directly without sorting the array. **Options Compared** The benchmark compares two options: * **Array.sort**: This method sorts the entire array first, which can be time-consuming for large arrays. * **Math min and max**: This approach uses `Math.min()` and `Math.max()` with the spread operator (`...arr`) to find the minimum and maximum values directly without sorting. **Pros and Cons** Here are some pros and cons of each approach: * **Array.sort**: + Pros: Can be useful for other operations that rely on the sorted order of the array. + Cons: Can be slow for large arrays due to the overhead of sorting. * **Math min and max**: + Pros: Fast and efficient, even for large arrays. + Cons: Requires the use of `Math.min()` and `Math.max()`, which can add complexity to some codebases. **Library Used** None. This benchmark does not rely on any external libraries. **Special JS Feature or Syntax** The test case uses a feature that is widely supported in modern JavaScript environments, but it's worth noting that older browsers might not support the spread operator (`...arr`). **Considerations** When deciding between these two approaches, consider the size and complexity of your data. If you need to perform other operations on the sorted array or if the array is very large, using `Array.sort()` might be a good choice. However, if you only need to find the minimum and maximum values directly, using `Math min and max` can be a faster and more efficient option. **Other Alternatives** If you don't want to use `Math.min()` and `Math.max()`, here are some alternative approaches: * Using `Array.prototype.reduce()` with initial values for min and max: This approach can be useful if you need to find the minimum and maximum values in an array, but it's also slower than using `Math.min()` and `Math.max()`. * Using a custom function or library to find the minimum and maximum values: Depending on your specific use case, there might be libraries or custom functions that can provide more efficient solutions for finding minimum and maximum values. Keep in mind that these alternatives will likely add complexity to your codebase, so choose them with caution.
Related benchmarks:
Array Sorting Methods
Array.sort vs Math.min+Math.max (LONG ARRAYS)
Array.sort vs Math.min+Math.max with strings via sorter
Sort method comparisons (quicksort, for loop, Arra.prototype.sort)
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