Ctype.h

Ctype.h - C standard library header. Article “Ctype.h” in Greek Wikipedia has 16.5 points for quality (as of July 1, 2025). The article contains 0 references and 16 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.87 points.

In this language version of Wikipedia the article has the best quality. However, the most popular language version of this article is English.

Since the creation of article “Ctype.h”, its content was written by 4 registered users of Greek Wikipedia and edited by 133 registered Wikipedia users in all languages.

The article is cited 13 times in Greek Wikipedia and cited 464 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Greek): #954 in February 2017
• Global: #40210 in October 2011

The highest popularity rank from 2008:

• Local (Greek): #45020 in February 2017
• Global: #172980 in November 2010

There are 10 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, 2025 (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	Greek (el) Ctype.h		16.5054
2	Catalan (ca) Ctype.h		15.7104
3	Russian (ru) Ctype.h		11.6011
4	Chinese (zh) Ctype.h		11.1049
5	English (en) C character classification		10.765
6	Italian (it) Ctype.h		6.8237
7	Ukrainian (uk) Ctype.h		4.4362
8	Spanish (es) Ctype.h		3.201
9	Korean (ko) C 문자 분류		2.6302
10	Portuguese (pt) Ctype.h		1.5051

More...

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

The most popular language versions of the article "Ctype.h" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) C character classification		453 960
2	Spanish (es) Ctype.h		132 131
3	Russian (ru) Ctype.h		131 193
4	Italian (it) Ctype.h		100 669
5	Chinese (zh) Ctype.h		42 674
6	Korean (ko) C 문자 분류		27 782
7	Portuguese (pt) Ctype.h		22 015
8	Ukrainian (uk) Ctype.h		10 360
9	Greek (el) Ctype.h		1 066
10	Catalan (ca) Ctype.h		180

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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 "Ctype.h" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) C character classification		1 036
2	Russian (ru) Ctype.h		269
3	Chinese (zh) Ctype.h		146
4	Spanish (es) Ctype.h		107
5	Italian (it) Ctype.h		63
6	Portuguese (pt) Ctype.h		35
7	Korean (ko) C 문자 분류		32
8	Ukrainian (uk) Ctype.h		24
9	Catalan (ca) Ctype.h		18
10	Greek (el) Ctype.h		15

More...

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

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

#	Language	AI award	Relative AI
1	English (en) C character classification		56
2	Italian (it) Ctype.h		21
3	Russian (ru) Ctype.h		21
4	Spanish (es) Ctype.h		8
5	Portuguese (pt) Ctype.h		7
6	Ukrainian (uk) Ctype.h		6
7	Korean (ko) C 문자 분류		5
8	Greek (el) Ctype.h		4
9	Chinese (zh) Ctype.h		4
10	Catalan (ca) Ctype.h		1

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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 "Ctype.h" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Catalan (ca) Ctype.h		0
2	Greek (el) Ctype.h		0
3	English (en) C character classification		0
4	Spanish (es) Ctype.h		0
5	Italian (it) Ctype.h		0
6	Korean (ko) C 문자 분류		0
7	Portuguese (pt) Ctype.h		0
8	Russian (ru) Ctype.h		0
9	Ukrainian (uk) Ctype.h		0
10	Chinese (zh) Ctype.h		0

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

Language versions of the article "Ctype.h" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) C character classification		152
2	Korean (ko) C 문자 분류		108
3	Chinese (zh) Ctype.h		61
4	Russian (ru) Ctype.h		41
5	Portuguese (pt) Ctype.h		36
6	Ukrainian (uk) Ctype.h		34
7	Italian (it) Ctype.h		14
8	Greek (el) Ctype.h		13
9	Spanish (es) Ctype.h		5
10	Catalan (ca) Ctype.h		0

More...

#	Language	Value
ca	Catalan Ctype.h
el	Greek Ctype.h
en	English C character classification
es	Spanish Ctype.h
it	Italian Ctype.h
ko	Korean C 문자 분류
pt	Portuguese Ctype.h
ru	Russian Ctype.h
uk	Ukrainian Ctype.h
zh	Chinese Ctype.h

Best Rank

Greek: #45020 02.2017

Global: #172980 11.2010

Best Rank

Greek: #954 02.2017

Global: #40210 10.2011

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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 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information