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Date Test speed parse iso vs ts1
(version: 0)
Comparing performance of:
Parse ISO vs Parse TS
Created:
5 years ago
by:
Guest
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Tests:
Parse ISO
Date.parse("2021-01-25T17:26:27Z")
Parse TS
new Date(1611595587000)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
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Test case name
Result
Parse ISO
Parse TS
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
I'd be happy to explain the JavaScript microbenchmark at MeasureThat.net. **What is being tested?** The benchmark tests the speed of parsing two different date formats in JavaScript: 1. **ISO format**: `Date.parse("2021-01-25T17:26:27Z")` 2. **TS (Time Stamp) format**: `new Date(1611595587000)` **Options being compared** The benchmark compares the performance of parsing dates using these two formats in different browsers. **Pros and Cons of each approach:** 1. **ISO format**: * Pros: More human-readable and widely used format. * Cons: Can be slower due to additional processing required for parsing. 2. **TS format**: * Pros: Faster, as it uses a timestamp directly, bypassing the need for date parsing. * Cons: Less readable and not as widely supported. **Library usage** There is no library explicitly mentioned in this benchmark. However, `Date.parse()` method relies on the built-in JavaScript `Date` object and its internal parsing logic. **Special JS features or syntax** This benchmark uses a feature specific to JavaScript: the `Date` object and its methods (like `parse()`, `new Date()`, etc.). Other alternatives: * Other date formats, like `YYYY-MM-DD` or `MM/DD/YYYY`, might be tested in other benchmarks. * Browsers with different rendering engines or JavaScript engines might produce different results. * Adding more input values or edge cases to the benchmark (e.g., invalid dates, different time zones) could provide a more comprehensive picture of each approach's performance. Keep in mind that this is just one specific benchmark, and there are many other ways to measure performance in JavaScript.
Related benchmarks:
new Date from UNIX timestamp vs new Date from ISO string
new Date from UNIX timestamp (ms) vs new Date from ISO string
Date.parse vs new Date ISO
Date.parse vs new Date with ISO 8601 format
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