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Array.from
(version: 0)
Comparing performance of:
Array.from(10) vs Array.from(100)
Created:
4 years ago
by:
Guest
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Tests:
Array.from(10)
Array.from(10)
Array.from(100)
Array.from(100)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Array.from(10)
Array.from(100)
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 provided JSON data and explain what is being tested, compared, and analyzed. **Benchmark Definition** The benchmark definition is a simple JavaScript statement that creates an array using the `Array.from()` function: `"Array.from(10)"` or `"Array.from(100)"`. This benchmark tests the performance of the `Array.from()` method in creating an array from an iterable source (in this case, a number). **Options Compared** Two different options are compared: 1. Creating an array with `Array.from(10)` vs. `Array.from(100)` The main difference between these two options is the size of the array being created. The smaller array has only 10 elements, while the larger array has 100 elements. **Pros and Cons** - **Creating an array with a small number of elements (e.g., 10)**: + Pros: This test case may be more representative of real-world scenarios where arrays are used to store small amounts of data. + Cons: The performance impact of creating such a small array might not be significant, and the test might not accurately reflect the performance characteristics of `Array.from()`. - **Creating an array with a large number of elements (e.g., 100)**: + Pros: This test case can provide more insight into the performance of `Array.from()` when dealing with larger datasets. + Cons: The larger array size may not be representative of typical use cases, and the test might focus on optimization for very large arrays rather than real-world scenarios. **Library** In this benchmark, there is no explicit library mentioned. However, it's worth noting that `Array.from()` is a built-in JavaScript method that creates an array from an iterable source. **Special JS Feature or Syntax** There are no special JS features or syntaxes used in this benchmark. The code is simple and straightforward, making it easy to understand for developers with varying levels of experience. **Alternative Approaches** Other alternatives to measure the performance of `Array.from()` could include: * Using a different array creation method, such as `new Array(size)` or an array literal `[size]`. * Comparing the performance of `Array.from()` against other JavaScript methods that create arrays, such as `Array(new Number(size))` or `[size].map(Number)`. * Using larger or smaller arrays to test the performance characteristics of `Array.from()` in different scenarios. * Adding additional factors, such as sorting or filtering, to simulate real-world use cases. Overall, the provided benchmark provides a good starting point for measuring the performance of `Array.from()`, but it may not cover all possible scenarios or edge cases.
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