Filter (higher-order function)

Filter - higher-order function that selects elements from a data structure based on a predicate function. Article “Filter (higher-order function)” in English Wikipedia has 29.7 points for quality (as of July 1, 2025). The article contains 16 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 “Filter (higher-order function)”, its content was written by 41 registered users of English Wikipedia and edited by 69 registered Wikipedia users in all languages.

The article is cited 48 times in English Wikipedia and cited 72 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #39297 in May 2016
• Global: #148012 in May 2016

The highest popularity rank from 2008:

• Local (English): #438455 in July 2008
• Global: #696237 in July 2008

There are 6 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	Chinese (zh) Filter (高阶函数)		44.3557
2	English (en) Filter (higher-order function)		29.736
3	Simple English (simple) Filter (functional programming)		25.7405
4	Dutch (nl) Filter (hogere-ordefunctie)		24.8505
5	Ukrainian (uk) Filter (функція вищого порядку)		2.1239
6	Italian (it) Filter (funzione)		1.0222

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

The most popular language versions of the article "Filter (higher-order function)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Filter (higher-order function)		186 308
2	Dutch (nl) Filter (hogere-ordefunctie)		5 472
3	Chinese (zh) Filter (高阶函数)		3 922
4	Italian (it) Filter (funzione)		3 418
5	Ukrainian (uk) Filter (функція вищого порядку)		139
6	Simple English (simple) Filter (functional programming)		17

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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 "Filter (higher-order function)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Filter (higher-order function)		385
2	Chinese (zh) Filter (高阶函数)		76
3	Dutch (nl) Filter (hogere-ordefunctie)		17
4	Simple English (simple) Filter (functional programming)		17
5	Ukrainian (uk) Filter (функція вищого порядку)		9
6	Italian (it) Filter (funzione)		7

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

Language versions of the article "Filter (higher-order function)" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Filter (higher-order function)		41
2	Italian (it) Filter (funzione)		11
3	Dutch (nl) Filter (hogere-ordefunctie)		11
4	Ukrainian (uk) Filter (функція вищого порядку)		3
5	Chinese (zh) Filter (高阶函数)		2
6	Simple English (simple) Filter (functional programming)		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 "Filter (higher-order function)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Simple English (simple) Filter (functional programming)		1
2	English (en) Filter (higher-order function)		0
3	Italian (it) Filter (funzione)		0
4	Dutch (nl) Filter (hogere-ordefunctie)		0
5	Ukrainian (uk) Filter (функція вищого порядку)		0
6	Chinese (zh) Filter (高阶函数)		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 "Filter (higher-order function)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Filter (higher-order function)		48
2	Chinese (zh) Filter (高阶函数)		10
3	Dutch (nl) Filter (hogere-ordefunctie)		6
4	Italian (it) Filter (funzione)		3
5	Ukrainian (uk) Filter (функція вищого порядку)		3
6	Simple English (simple) Filter (functional programming)		2

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#	Language	Value
en	English Filter (higher-order function)
it	Italian Filter (funzione)
nl	Dutch Filter (hogere-ordefunctie)
simple	Simple English Filter (functional programming)
uk	Ukrainian Filter (функція вищого порядку)
zh	Chinese Filter (高阶函数)

Best Rank

English: #438455 07.2008

Global: #696237 07.2008

Best Rank

English: #39297 05.2016

Global: #148012 05.2016

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In English Wikipedia the most popular articles on that day were: Ajit Pawar, Border 2, Sharad Pawar, Killing of Alex Pretti, Ilhan Omar, Sunetra Pawar, Todd Monken, Kristi Noem, Wonder Man (miniseries), Gregory Bovino.

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