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Date.now JS tests
(version: 0)
Comparing performance of:
Based on timestamp vs Normal
Created:
3 years ago
by:
Guest
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Tests:
Based on timestamp
new Date(Date.now())
Normal
new Date()
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Based on timestamp
Normal
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 benchmark and its components to understand what's being tested. **Benchmark Definition** The benchmark definition is a JSON object that contains information about the test case. In this case, there are two test cases: 1. `"Benchmark Definition": "new Date(Date.now())"` * This test case tests the performance of `Date.now()` in JavaScript. * The purpose of this test is to measure the overhead introduced by calling `Date.now()` twice in a row. 2. `"Benchmark Definition": "new Date()"` * This test case tests the performance of simply creating a new `Date` object without any additional calls. **Options Compared** The two test cases compare the performance of: 1. Calling `Date.now()` twice in a row (Test Case 1) 2. Simply calling `Date.now()` once (Test Case 2) **Pros and Cons** * **Calling `Date.now()` twice**: This approach can help measure the overhead introduced by repeated calls to `Date.now()`. However, it may also include some additional overhead due to the creation of a new `Date` object. * **Simply calling `Date.now()` once**: This approach is more straightforward and only measures the performance of creating a single `Date` object. **Library** There is no explicit library mentioned in the benchmark definition. The `Date` class is a built-in JavaScript object, so it's not considered a third-party library. **Special JS Feature or Syntax** There are no special features or syntax used in this benchmark. It only involves basic JavaScript operations. **Other Alternatives** If you wanted to test similar scenarios, here are some alternative approaches: 1. Test the performance of creating a new `Date` object and then calling `Date.now()` once: This would help measure the overhead introduced by calling `Date.now()` on an already created `Date` object. 2. Test the performance of using different timing functions, such as `performance.now()`, which is designed for high-precision timing. **Benchmark Preparation Code** The benchmark preparation code is empty in this case, which means that no additional setup or initialization code needs to be executed before running the benchmarks. In summary, this benchmark tests the performance of calling `Date.now()` twice versus once in JavaScript. The results can help identify any overhead introduced by repeated calls to this timing function.
Related benchmarks:
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+new Date() vs Date.now()
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