C date and time functions

en

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C date and time functions

Quality:

Time.h - C standard library header file. Article "C date and time functions" in English Wikipedia has 20 points for quality (as of July 1, 2025). The article contains 6 references and 6 sections.

This article has the best quality in Chinese Wikipedia. However, this article is the most popular in English version.

Since the creation of article "C date and time functions", its content was written by 84 registered users of English Wikipedia and edited by 210 registered Wikipedia users in all languages.

The article is cited 134 times in English Wikipedia and cited 472 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #13754 in September 2011
  • Global: #32386 in March 2012

The highest popularity rank from 2008:

  • Local (English): #50875 in September 2014
  • Global: #67570 in November 2014

There are 12 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Chinese (zh)
Time.h
21.1668
2English (en)
C date and time functions
19.9661
3Russian (ru)
Time.h
14.5689
4Japanese (ja)
Time.h
13.4648
5Portuguese (pt)
Time.h
9.2357
6Korean (ko)
C 날짜와 시간 함수
8.8205
7Catalan (ca)
Time.h
8.5695
8Spanish (es)
Time.h
6.4182
9Italian (it)
Time.h
6.3111
10Ukrainian (uk)
Time.h
6.1086
More...

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

Most popular in all the time

The most popular language versions of the article "C date and time functions" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
C date and time functions
1 600 626
2Russian (ru)
Time.h
297 339
3Spanish (es)
Time.h
217 543
4Italian (it)
Time.h
94 334
5French (fr)
Time.h
88 957
6Portuguese (pt)
Time.h
83 835
7Chinese (zh)
Time.h
68 497
8Korean (ko)
C 날짜와 시간 함수
60 989
9Persian (fa)
توابع تاریخ و زمان سی
13 249
10Ukrainian (uk)
Time.h
11 457
More...

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

Most popular in June 2025

The most popular language versions of the article "C date and time functions" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
C date and time functions
1 672
2Spanish (es)
Time.h
463
3Russian (ru)
Time.h
246
4French (fr)
Time.h
189
5Chinese (zh)
Time.h
170
6Italian (it)
Time.h
128
7Korean (ko)
C 날짜와 시간 함수
90
8Japanese (ja)
Time.h
75
9Portuguese (pt)
Time.h
61
10Ukrainian (uk)
Time.h
22
More...

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

The highest AI

Language versions of the article "C date and time functions" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
C date and time functions
84
2French (fr)
Time.h
30
3Italian (it)
Time.h
30
4Russian (ru)
Time.h
18
5Chinese (zh)
Time.h
11
6Portuguese (pt)
Time.h
10
7Korean (ko)
C 날짜와 시간 함수
7
8Ukrainian (uk)
Time.h
7
9Persian (fa)
توابع تاریخ و زمان سی
5
10Spanish (es)
Time.h
4
More...

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

The highest AI in June 2025

Language versions of the article "C date and time functions" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Catalan (ca)
Time.h
0
2English (en)
C date and time functions
0
3Spanish (es)
Time.h
0
4Persian (fa)
توابع تاریخ و زمان سی
0
5French (fr)
Time.h
0
6Italian (it)
Time.h
0
7Japanese (ja)
Time.h
0
8Korean (ko)
C 날짜와 시간 함수
0
9Portuguese (pt)
Time.h
0
10Russian (ru)
Time.h
0
More...

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

The highest CI

Language versions of the article "C date and time functions" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
C date and time functions
134
2Korean (ko)
C 날짜와 시간 함수
87
3Japanese (ja)
Time.h
61
4Chinese (zh)
Time.h
50
5Russian (ru)
Time.h
42
6Ukrainian (uk)
Time.h
37
7Portuguese (pt)
Time.h
19
8Italian (it)
Time.h
15
9Persian (fa)
توابع تاریخ و زمان سی
14
10Spanish (es)
Time.h
7
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
caCatalan
Time.h
enEnglish
C date and time functions
esSpanish
Time.h
faPersian
توابع تاریخ و زمان سی
frFrench
Time.h
itItalian
Time.h
jaJapanese
Time.h
koKorean
C 날짜와 시간 함수
ptPortuguese
Time.h
ruRussian
Time.h
ukUkrainian
Time.h
zhChinese
Time.h

Popularity rank trends

Best Rank English:
#50875
09.2014
Global:
#67570
11.2014

AI rank trends

Best Rank English:
#13754
09.2011
Global:
#32386
03.2012

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Time.h from Wikipedia articles about C standard library, List of tz database time zones, C POSIX library, Common Log Format and Unistd.h. Whereas reading the article about Time.h people most often go to Wikipedia articles on Year 2038 problem, Unix time, C standard library, String.h and Locale.h.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

ru: Time.h
es: Time.h
it: Time.h
fr: Time.h
pt: Time.h
zh: Time.h
uk: Time.h
ja: Time.h
ca: Time.h

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In English Wikipedia the most popular articles on that day were: Weapons (2025 film), Danielle Spencer (American actress), Cristiano Ronaldo, Deaths in 2025, Taylor Swift, Wednesday (TV series), Superman (2025 film), Georgina Rodríguez, Coolie (2025 film), The Fantastic Four: First Steps.

About WikiRank

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