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testtt
(version: 0)
test
Comparing performance of:
1 vs 2
Created:
8 years ago
by:
Guest
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Tests:
1
var a = 6185; var b = a-Math.floor(a/11)*11; return b;
2
var a = 6185; var b = a%11%10; return b;
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
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Test case name
Result
1
2
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
I'll break down the explanation into manageable parts. **Benchmark Definition** The benchmark definition is a JSON object that represents the test case being run. It contains the following information: * `Name`: The name of the benchmark. * `Description`: A brief description of the benchmark. * `Script Preparation Code` and `Html Preparation Code`: These fields are empty in this case, which means no code needs to be executed before running the benchmark. **Test Cases** The test cases are individual instances of the benchmark definition. There are two test cases: 1. Test Case 1: * `Benchmark Definition`: A JavaScript expression that calculates `b = a - Math.floor(a/11) * 11;` where `a = 6185`. This expression is likely testing the performance of the `Math.floor()` function and its interaction with integer division. 2. Test Case 2: * `Benchmark Definition`: Another JavaScript expression that calculates `b = a % 11 % 10;` where `a = 6185`. This expression is likely testing the performance of the modulo operator (`%`) when applied twice in succession. **Libraries and Special Features** There are no explicit libraries mentioned in the benchmark definition or test cases. However, the use of the `Math.floor()` function suggests that JavaScript's built-in math library is being used. No special features or syntax are explicitly mentioned in the benchmark definition or test cases. **Other Alternatives** If you're looking to run this benchmark yourself, here are some alternatives: 1. Use a similar JSON object format to define your own benchmarks. 2. Write your own JavaScript code to calculate the expressions and measure performance using tools like `console.time()` or `performance.now()`. 3. Use an existing benchmarking framework like Benchmark.js or Microbenchmark. Keep in mind that running a benchmark on a specific machine may not produce identical results as running it on MeasureThat.net, due to differences in environment, hardware, and software configurations. **Pros and Cons of Different Approaches** Here are some pros and cons of different approaches: * Using `Math.floor()` vs. manual integer division: + `Math.floor()`: Pros: concise, readable, well-maintained. Cons: may have performance overhead due to function call. + Manual integer division: Pros: potentially faster, less function call overhead. Cons: more verbose, error-prone. * Using the modulo operator (`%`) vs. manual multiplication and subtraction: + Modulo operator: Pros: concise, readable. Cons: may not be as performant due to potential rounding errors. + Manual multiplication and subtraction: Pros: potentially faster, less error-prone. Cons: more verbose. These are general considerations and may vary depending on the specific use case and performance requirements.
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