Iostream

- C++ standard library header for input/output. Article “Iostream” in Greek Wikipedia has 12.3 points for quality (as of July 1, 2025). The article contains 2 references and 6 sections.

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

Since the creation of article “Iostream”, its content was written by 6 registered users of Greek Wikipedia and edited by 185 registered Wikipedia users in all languages.

The article is cited 8 times in Greek Wikipedia and cited 193 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Greek): #1687 in March 2012
• Global: #52306 in February 2021

The highest popularity rank from 2008:

• Local (Greek): #26552 in March 2012
• Global: #91918 in September 2014

There are 9 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	English (en) Input/output (C++)		34.6218
2	Chinese (zh) Iostream		33.1149
3	Catalan (ca) Entrada/sortida (C++)		27.5885
4	Ukrainian (uk) Iostream		21.4408
5	Greek (el) Iostream		12.3238
6	Russian (ru) Iostream		11.0781
7	Korean (ko) Iostream		3.0388
8	Persian (fa) ورودی/خروجی (سی++)		2.9881
9	Spanish (es) Iostream		2.1043

More...

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Input/output (C++)		1 119 679
2	Russian (ru) Iostream		449 757
3	Spanish (es) Iostream		304 005
4	Chinese (zh) Iostream		96 802
5	Korean (ko) Iostream		37 276
6	Ukrainian (uk) Iostream		27 949
7	Persian (fa) ورودی/خروجی (سی++)		15 740
8	Greek (el) Iostream		6 262
9	Catalan (ca) Entrada/sortida (C++)		121

More...

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 "Iostream" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Input/output (C++)		1 861
2	Russian (ru) Iostream		314
3	Chinese (zh) Iostream		150
4	Spanish (es) Iostream		81
5	Ukrainian (uk) Iostream		40
6	Korean (ko) Iostream		32
7	Greek (el) Iostream		22
8	Persian (fa) ورودی/خروجی (سی++)		21
9	Catalan (ca) Entrada/sortida (C++)		5

More...

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

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

#	Language	AI award	Relative AI
1	English (en) Input/output (C++)		101
2	Russian (ru) Iostream		31
3	Spanish (es) Iostream		16
4	Persian (fa) ورودی/خروجی (سی++)		9
5	Chinese (zh) Iostream		9
6	Ukrainian (uk) Iostream		8
7	Greek (el) Iostream		6
8	Korean (ko) Iostream		3
9	Catalan (ca) Entrada/sortida (C++)		2

More...

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

Language versions of the article "Iostream" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Catalan (ca) Entrada/sortida (C++)		0
2	Greek (el) Iostream		0
3	English (en) Input/output (C++)		0
4	Spanish (es) Iostream		0
5	Persian (fa) ورودی/خروجی (سی++)		0
6	Korean (ko) Iostream		0
7	Russian (ru) Iostream		0
8	Ukrainian (uk) Iostream		0
9	Chinese (zh) Iostream		0

More...

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

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

#	Language	CI award	Relative CI
1	English (en) Input/output (C++)		94
2	Chinese (zh) Iostream		34
3	Russian (ru) Iostream		29
4	Ukrainian (uk) Iostream		14
5	Persian (fa) ورودی/خروجی (سی++)		9
6	Greek (el) Iostream		8
7	Korean (ko) Iostream		5
8	Catalan (ca) Entrada/sortida (C++)		0
9	Spanish (es) Iostream		0

More...

#	Language	Value
ca	Catalan Entrada/sortida (C++)
el	Greek Iostream
en	English Input/output (C++)
es	Spanish Iostream
fa	Persian ورودی/خروجی (سی++)
ko	Korean Iostream
ru	Russian Iostream
uk	Ukrainian Iostream
zh	Chinese Iostream

Best Rank

Greek: #26552 03.2012

Global: #91918 09.2014

Best Rank

Greek: #1687 03.2012

Global: #52306 02.2021

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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