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CircleSmallTest
(version: 0)
Comparing performance of:
native vs native2
Created:
7 years ago
by:
Registered User
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HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Script Preparation code:
var value = [1,2,3,4,5,6]
Tests:
native
Object.keys(value)
native2
Object.keys(value)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
native
native2
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
**Understanding the Benchmark** The provided JSON represents a JavaScript microbenchmark created on MeasureThat.net. The benchmark tests the performance of two approaches to retrieve the keys of an array in JavaScript. **Approaches Compared** Two approaches are compared: 1. **Native**: This approach uses the built-in `Object.keys()` method, which is a native JavaScript function. 2. **Native2**: This approach also uses `Object.keys()`, but it's likely a custom implementation or a library that provides similar functionality. **Pros and Cons of Each Approach** * **Native**: + Pros: Built-in function, widely supported by browsers and Node.js environments. + Cons: May not be optimized for performance, can have varying results depending on the JavaScript engine used. * **Native2**: + Pros: Custom implementation may provide better performance or specific functionality compared to the native method. + Cons: Not a built-in function, may require additional setup or dependencies. **Library Used** The benchmark includes a reference to Lodash.js, a popular JavaScript library that provides utility functions. In this case, it's used as a dependency in the HTML preparation code: ```html <script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script> ``` Lodash is not directly related to the comparison of `Object.keys()` approaches. **Special JavaScript Feature or Syntax** There are no special JavaScript features or syntax used in this benchmark that would require additional explanation. **Other Alternatives** If you need to compare similar performance characteristics, consider using other benchmarks or libraries. Some popular alternatives include: * jsperf (now deprecated) * Benchmark.js * js-benchmark * Google's V8 Perf API Keep in mind that each library has its own strengths and weaknesses, and the choice of which one to use depends on your specific requirements. **Benchmark Preparation Code** The provided `Script Preparation Code` includes a simple array variable `value`, which is used as input for both benchmark definitions: ```javascript var value = [1,2,3,4,5,6]; ``` This code ensures that the benchmark runs consistently across different browsers and environments. **Benchmark Definitions** The two benchmark definitions are identical, using the built-in `Object.keys()` method: ```javascript "Object.keys(value)" ``` These definitions will test the performance of retrieving the keys of the `value` array using the native JavaScript function.
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