Regular language

Regular language - formal language that can be expressed using a regular expression. Article “Regular language” in English Wikipedia has 60.8 points for quality (as of July 1, 2026). The article contains 59 references and 14 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that (English) language version.

Since the creation of article “Regular language”, its content was written by 166 registered users of English Wikipedia and edited by 648 registered Wikipedia users in all languages.

The article is cited 348 times in English Wikipedia and cited 1336 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #1332 in May 2002
• Global: #2360 in May 2002

The highest popularity rank from 2008:

• Local (English): #70372 in February 2015
• Global: #82768 in February 2015

There are 24 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Regular language		60.7747
2	French (fr) Langage rationnel		43.0783
3	Greek (el) Κανονική γλώσσα		38.1619
4	Korean (ko) 정규 언어		35.629
5	Catalan (ca) Llenguatge regular		33.8176
6	Ukrainian (uk) Регулярна мова		26.8054
7	Portuguese (pt) Linguagem regular		25.2819
8	Polish (pl) Język regularny		23.1573
9	Croatian (hr) Regularni jezik		14.4088
10	German (de) Reguläre Sprache		13.557

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "Regular language" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Regular language		1 769 135
2	German (de) Reguläre Sprache		361 195
3	Spanish (es) Lenguaje regular		207 861
4	French (fr) Langage rationnel		150 966
5	Russian (ru) Регулярный язык		108 930
6	Hebrew (he) שפה רגולרית		107 333
7	Polish (pl) Język regularny		103 945
8	Portuguese (pt) Linguagem regular		98 171
9	Japanese (ja) 正規言語		97 754
10	Chinese (zh) 正则语言		90 771

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Regular language" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Regular language		2 864
2	German (de) Reguläre Sprache		277
3	Polish (pl) Język regularny		214
4	Japanese (ja) 正規言語		211
5	Russian (ru) Регулярный язык		162
6	French (fr) Langage rationnel		157
7	Hebrew (he) שפה רגולרית		133
8	Chinese (zh) 正则语言		133
9	Czech (cs) Regulární jazyk		78
10	Italian (it) Linguaggio regolare		67

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Regular language" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Regular language		166
2	French (fr) Langage rationnel		81
3	German (de) Reguläre Sprache		68
4	Russian (ru) Регулярный язык		35
5	Italian (it) Linguaggio regolare		32
6	Spanish (es) Lenguaje regular		30
7	Polish (pl) Język regularny		30
8	Hebrew (he) שפה רגולרית		28
9	Portuguese (pt) Linguagem regular		28
10	Croatian (hr) Regularni jezik		18

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Regular language" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Catalan (ca) Llenguatge regular		0
2	Czech (cs) Regulární jazyk		0
3	German (de) Reguläre Sprache		0
4	Greek (el) Κανονική γλώσσα		0
5	English (en) Regular language		0
6	Spanish (es) Lenguaje regular		0
7	Persian (fa) زبان منظم		0
8	Finnish (fi) Säännöllinen kieli		0
9	French (fr) Langage rationnel		0
10	Hebrew (he) שפה רגולרית		0

More...

The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Regular language" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Regular language		348
2	French (fr) Langage rationnel		205
3	Hebrew (he) שפה רגולרית		112
4	Persian (fa) زبان منظم		76
5	Portuguese (pt) Linguagem regular		76
6	Serbian (sr) Regularni jezik		58
7	Russian (ru) Регулярный язык		51
8	Chinese (zh) 正则语言		50
9	German (de) Reguläre Sprache		39
10	Korean (ko) 정규 언어		37

More...

#	Language	Value
ca	Catalan Llenguatge regular
cs	Czech Regulární jazyk
de	German Reguläre Sprache
el	Greek Κανονική γλώσσα
en	English Regular language
es	Spanish Lenguaje regular
fa	Persian زبان منظم
fi	Finnish Säännöllinen kieli
fr	French Langage rationnel
he	Hebrew שפה רגולרית
hr	Croatian Regularni jezik
hu	Hungarian Reguláris nyelv
it	Italian Linguaggio regolare
ja	Japanese 正規言語
ko	Korean 정규 언어
nl	Dutch Reguliere taal
no	Norwegian Regulært språk
pl	Polish Język regularny
pt	Portuguese Linguagem regular
ro	Romanian Limbaj regulat
ru	Russian Регулярный язык
sr	Serbian Regularni jezik
uk	Ukrainian Регулярна мова
zh	Chinese 正则语言

Best Rank

English: #70372 02.2015

Global: #82768 02.2015

Best Rank

English: #1332 05.2002

Global: #2360 05.2002

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information