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test b@b URLPattern
(version: 0)
Benchmark.js
Comparing performance of:
URL vs URLPattern
Created:
2 years ago
by:
Guest
Go to the latest result
Tests:
URL
new RegExp("^([^./]+\\.)*slack\\.com/coucou").test("sub1.sub2.slack.com/coucoucou")
URLPattern
new URLPattern({ hostname: "{*.}?slack.com", pathname: "/coucou*" }).test("https://sub1.sub2.slack.com/coucoucou")
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
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Test case name
Result
URL
URLPattern
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
2 years ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36
Browser/OS:
Chrome 121 on Mac OS X 10.15.7
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<iframe src="https://measurethat.net/Embed?id=506501" width="100%" height="500px"></iframe>
URL
5.8M/s
URLPattern
59K/s
View exact numbers
Test name
Executions per second
✓
URL
5,807,808 Ops/sec
URLPattern
58,621 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the benchmark and explain what's being tested. **Benchmarking Context** MeasureThat.net is a platform for JavaScript microbenchmarks, allowing users to compare the performance of different approaches. The benchmarks are typically small code snippets that measure the execution speed of specific tasks. **Tested Approach: URL Pattern Matching** The provided benchmark compares two approaches to match URLs against a pattern: 1. **RegExp (Regular Expression)** 2. **URLPattern** These two approaches are used to match a URL against a given pattern. **RegExp (Regular Expression)** * Description: Regular expressions are a sequence of characters that form a search pattern. * Purpose: To test if the URL matches the given regular expression pattern. * Pros: + Highly customizable and flexible for complex patterns. + Can be used to match URLs with varying structures. * Cons: + Can be slower due to the overhead of parsing and compiling the regex pattern. + May require more memory due to the complexity of the pattern. **URLPattern** * Description: URLPattern is a modern, efficient way to match URLs against a pattern. * Purpose: To test if the URL matches the given URL pattern. * Pros: + Fast and efficient for simple patterns. + Reduces compilation overhead compared to RegExp. + Can be used with modern JavaScript engines that support it. **Comparison** The benchmark tests both approaches on different input URLs: 1. `new RegExp(" ^([^./]+\\.)slack\\.com/coucou").test("sub1.sub2.slack.com/coucoucou")` 2. `new URLPattern({ hostname: "{*.}?slack.com", pathname: "/coucou*" }).test("https://sub1.sub2.slack.com/coucoucou")` The test cases use the following libraries: * No external library is used in this benchmark. * No special JavaScript features or syntax are used. **Other Alternatives** If you were to implement a similar benchmark, you could consider using other approaches to match URLs against patterns, such as: 1. **String.prototype.replace**: Using the `replace()` method with a regular expression pattern. 2. **URL API**: Using the built-in `URL` class and its `hostname` property to extract the domain part of the URL. Keep in mind that each approach has its strengths and weaknesses, and the choice of which one to use depends on your specific requirements and performance considerations. In conclusion, the benchmark measures the performance difference between RegExp and URLPattern for matching URLs against a given pattern. The results will indicate which approach is faster and more efficient for this particular task.
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