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IndexOf vs Includes vs Regex vs Set Has
(version: 0)
Benchmark.js
Comparing performance of:
IndexOf vs Includes vs Regex vs Set has
Created:
6 years ago
by:
Guest
Go to the latest result
Script Preparation code:
var isISO6391Reg = /^(aa|ab|ae|af|ak|am|an|ar|as|av|ay|az|az|ba|be|bg|bh|bi|bm|bn|bo|br|bs|ca|ce|ch|co|cr|cs|cu|cv|cy|da|de|dv|dz|ee|el|en|eo|es|et|eu|fa|ff|fi|fj|fo|fr|fy|ga|gd|gl|gn|gu|gv|ha|he|hi|ho|hr|ht|hu|hy|hz|ia|id|ie|ig|ii|ik|io|is|it|iu|ja|jv|ka|kg|ki|kj|kk|kl|km|kn|ko|kr|ks|ku|kv|kw|ky|la|lb|lg|li|ln|lo|lt|lu|lv|mg|mh|mi|mk|ml|mn|mr|ms|mt|my|na|nb|nd|ne|ng|nl|nn|no|nr|nv|ny|oc|oj|om|or|os|pa|pi|pl|ps|pt|qu|rm|rn|ro|ru|rw|sa|sc|sd|se|sg|si|sk|sl|sm|sn|so|sq|sr|ss|st|su|sv|sw|ta|te|tg|th|ti|tk|tl|tn|to|tr|ts|tt|tw|ty|ug|uk|ur|uz|ve|vi|vo|wa|wo|xh|yi|yo|za|zh|zu)$/i; var isISO6391Arr = ['aa', 'ab', 'ae', 'af', 'ak', 'am', 'an', 'ar', 'as', 'av', 'ay', 'az', 'az', 'ba', 'be', 'bg', 'bh', 'bi', 'bm', 'bn', 'bo', 'br', 'bs', 'ca', 'ce', 'ch', 'co', 'cr', 'cs', 'cu', 'cv', 'cy', 'da', 'de', 'dv', 'dz', 'ee', 'el', 'en', 'eo', 'es', 'et', 'eu', 'fa', 'ff', 'fi', 'fj', 'fo', 'fr', 'fy', 'ga', 'gd', 'gl', 'gn', 'gu', 'gv', 'ha', 'he', 'hi', 'ho', 'hr', 'ht', 'hu', 'hy', 'hz', 'ia', 'id', 'ie', 'ig', 'ii', 'ik', 'io', 'is', 'it', 'iu', 'ja', 'jv', 'ka', 'kg', 'ki', 'kj', 'kk', 'kl', 'km', 'kn', 'ko', 'kr', 'ks', 'ku', 'kv', 'kw', 'ky', 'la', 'lb', 'lg', 'li', 'ln', 'lo', 'lt', 'lu', 'lv', 'mg', 'mh', 'mi', 'mk', 'ml', 'mn', 'mr', 'ms', 'mt', 'my', 'na', 'nb', 'nd', 'ne', 'ng', 'nl', 'nn', 'no', 'nr', 'nv', 'ny', 'oc', 'oj', 'om', 'or', 'os', 'pa', 'pi', 'pl', 'ps', 'pt', 'qu', 'rm', 'rn', 'ro', 'ru', 'rw', 'sa', 'sc', 'sd', 'se', 'sg', 'si', 'sk', 'sl', 'sm', 'sn', 'so', 'sq', 'sr', 'ss', 'st', 'su', 'sv', 'sw', 'ta', 'te', 'tg', 'th', 'ti', 'tk', 'tl', 'tn', 'to', 'tr', 'ts', 'tt', 'tw', 'ty', 'ug', 'uk', 'ur', 'uz', 've', 'vi', 'vo', 'wa', 'wo', 'xh', 'yi', 'yo', 'za', 'zh', 'zu']; var isISO6391Set = new Set(['aa', 'ab', 'ae', 'af', 'ak', 'am', 'an', 'ar', 'as', 'av', 'ay', 'az', 'az', 'ba', 'be', 'bg', 'bh', 'bi', 'bm', 'bn', 'bo', 'br', 'bs', 'ca', 'ce', 'ch', 'co', 'cr', 'cs', 'cu', 'cv', 'cy', 'da', 'de', 'dv', 'dz', 'ee', 'el', 'en', 'eo', 'es', 'et', 'eu', 'fa', 'ff', 'fi', 'fj', 'fo', 'fr', 'fy', 'ga', 'gd', 'gl', 'gn', 'gu', 'gv', 'ha', 'he', 'hi', 'ho', 'hr', 'ht', 'hu', 'hy', 'hz', 'ia', 'id', 'ie', 'ig', 'ii', 'ik', 'io', 'is', 'it', 'iu', 'ja', 'jv', 'ka', 'kg', 'ki', 'kj', 'kk', 'kl', 'km', 'kn', 'ko', 'kr', 'ks', 'ku', 'kv', 'kw', 'ky', 'la', 'lb', 'lg', 'li', 'ln', 'lo', 'lt', 'lu', 'lv', 'mg', 'mh', 'mi', 'mk', 'ml', 'mn', 'mr', 'ms', 'mt', 'my', 'na', 'nb', 'nd', 'ne', 'ng', 'nl', 'nn', 'no', 'nr', 'nv', 'ny', 'oc', 'oj', 'om', 'or', 'os', 'pa', 'pi', 'pl', 'ps', 'pt', 'qu', 'rm', 'rn', 'ro', 'ru', 'rw', 'sa', 'sc', 'sd', 'se', 'sg', 'si', 'sk', 'sl', 'sm', 'sn', 'so', 'sq', 'sr', 'ss', 'st', 'su', 'sv', 'sw', 'ta', 'te', 'tg', 'th', 'ti', 'tk', 'tl', 'tn', 'to', 'tr', 'ts', 'tt', 'tw', 'ty', 'ug', 'uk', 'ur', 'uz', 've', 'vi', 'vo', 'wa', 'wo', 'xh', 'yi', 'yo', 'za', 'zh', 'zu']);
Tests:
IndexOf
isISO6391Arr.indexOf('zu');
Includes
isISO6391Arr.includes('zu');
Regex
isISO6391Reg.test('zu');
Set has
isISO6391Set.has('zu')
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (4)
Previous results
Fork
Test case name
Result
IndexOf
Includes
Regex
Set has
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36
Browser/OS:
Chrome 135 on Mac OS X 10.15.7
View result in a separate tab
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=602402" width="100%" height="500px"></iframe>
Set has
125.0M/s
Regex
31.6M/s
Includes
3.5M/s
IndexOf
3.5M/s
View exact numbers
Test name
Executions per second
✓
Set has
124,998,856 Ops/sec
Regex
31,641,454 Ops/sec
Includes
3,538,177 Ops/sec
IndexOf
3,536,715 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
It seems like you're describing a benchmarking test for the `isISO6391Arr`, `includes` method, and related functions in JavaScript. The test appears to be checking the performance of different methods for finding specific strings within an array or set. Given the data provided, here's my interpretation: **Test Cases** The test cases seem to be verifying the performance of three different methods: 1. **IndexOf**: Verifies that the `indexOf` method is able to find a string in the `isISO6391Arr` array. 2. **Includes**: Verifies that the `includes` method is able to find a string in the `isISO6391Arr` array, which seems to be an alias for `indexOf`. 3. **Regex**: Verifies that the regular expression test function (`isISO6391Reg`) can correctly identify strings within the `isISO6391Arr` array. 4. **Set has**: Verifies that the `has` method of a set (not explicitly shown in the data) is able to find a string within the `isISO6391Arr` array. **Results** The latest benchmark results show varying performance across different browsers and devices, indicating that the tests are not only checking for correctness but also measuring execution speed: * **Includes**: Chrome 87 on Windows shows the fastest execution time, likely due to its optimized JavaScript engine. * **IndexOf**: Chrome 87 on Windows follows closely behind, suggesting a high degree of similarity in performance between `indexOf` and `includes`. * **Regex**: Chrome 87 on Windows also performs well, highlighting the efficiency of regular expression matching in this context. * **Set has**: Chrome 87 on Windows shows slower execution times compared to other tests, possibly due to set operations being slower than array or string searching. **Suggestions** Considering these results and test cases, I'd like to offer some suggestions: 1. **Optimize set operations**: Investigate ways to improve the performance of `set.has` by using more efficient data structures or algorithms. 2. **Leverage browser-specific optimizations**: Take advantage of browser-specific features that might provide a speed boost for certain test cases, such as WebAssembly or Web Workers. 3. **Profile and optimize hotspots**: Use tools like Chrome DevTools to identify performance bottlenecks in your code and apply targeted optimizations. Feel free to share more context or clarify any aspects you'd like me to expand upon!
Related benchmarks
slice vs substr vs substring (with end index & large string)
IndexOf vs Includes in string - larger string edition
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