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isArray test 1213
(version: 0)
Comparing performance of:
isArray vs no isArray
Created:
4 years ago
by:
Guest
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Script Preparation code:
var a = [1, 2, 3];
Tests:
isArray
console.log(Array.isArray(a));
no isArray
console.log(true)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
isArray
no isArray
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark and explain what is being tested, compared, and considered. **Benchmark Overview** The benchmark measures the execution time of two simple JavaScript statements on different devices. The goal is to compare the performance of these statements across various browsers and devices. **Script Preparation Code** The script preparation code defines an array `a` containing three elements: `[1, 2, 3]`. This array is used as a test subject for both benchmarking statements. **Html Preparation Code** There is no HTML preparation code provided, which means that the benchmark does not take into account any HTML-related aspects or rendering time. **Test Cases** The benchmark consists of two individual test cases: 1. `isArray`: Tests whether an array is created by calling the `Array.isArray()` method on a variable `a`. 2. `no isArray`: Tests whether a boolean value `true` is executed. **Library and Special Features** There are no external libraries used in this benchmark, but it's worth noting that if a library were used, it would be part of the `Script Preparation Code`. The only special feature or syntax being tested here is the use of the `Array.isArray()` method. **Comparison Options** The comparison options are: * Direct execution: Execute the script directly and measure its performance. * Indirect execution: Execute another script and then execute the test case. This approach might introduce additional overhead. **Pros and Cons of Comparison Approaches** Direct Execution: Pros: Accurate measurement of script execution time, no additional overhead. Cons: Can be slower due to the initial execution of the script. Indirect Execution: Pros: Might reduce overhead by executing other scripts beforehand. Cons: Introduces potential inaccuracies due to additional executions and overhead. **Other Considerations** * **Device Platform**: The benchmark measures performance on different devices, including desktops. This helps to identify platform-specific differences or biases. * **Operating System**: The benchmark runs on Linux, which might limit its applicability to other operating systems. **Alternative Benchmarks** Some alternative approaches could be: * Measure the execution time of a more complex JavaScript expression involving arrays and loops. * Test performance with different array sizes or more complex data structures (e.g., objects). * Compare performance across multiple browsers or versions, including Chrome 91. * Include other devices or platforms to expand the benchmark's scope. By analyzing this benchmark, you can gain insights into the execution time of simple JavaScript statements and how they perform on various devices and browsers.
Related benchmarks:
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var is a non-empty array (v2)
adsasd
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