Immutable object

Immutable object - object whose state cannot be modified after it is created. Article “Immutable object” in English Wikipedia has 42.1 points for quality (as of July 1, 2026). The article contains 21 references and 25 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 “Immutable object”, its content was written by 161 registered users of English Wikipedia and edited by 288 registered Wikipedia users in all languages.

The article is cited 250 times in English Wikipedia and cited 679 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #7874 in March 2003
• Global: #12626 in March 2003

The highest popularity rank from 2008:

• Local (English): #41639 in May 2013
• Global: #74238 in May 2013

There are 15 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) Immutable object		42.1092
2	Spanish (es) Objeto inmutable		21.8111
3	Danish (da) Uforanderligt objekt		19.758
4	Ukrainian (uk) Незмінний об'єкт		19.424
5	Vietnamese (vi) Đối tượng bất biến		16.3604
6	Persian (fa) شیء تغییرناپذیر		13.2402
7	French (fr) Objet immuable		12.1111
8	Czech (cs) Immutable object		8.5531
9	Bulgarian (bg) Неизменяем обект		7.82
10	Portuguese (pt) Objeto imutável		7.3314

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Immutable object		2 770 010
2	Russian (ru) Неизменяемый объект		166 036
3	Japanese (ja) イミュータブル		165 693
4	French (fr) Objet immuable		102 220
5	Spanish (es) Objeto inmutable		63 862
6	Portuguese (pt) Objeto imutável		34 898
7	Chinese (zh) 不可變物件		22 899
8	Korean (ko) 불변객체		18 202
9	Ukrainian (uk) Незмінний об'єкт		11 685
10	Czech (cs) Immutable object		10 812

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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 "Immutable object" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Immutable object		2 453
2	Japanese (ja) イミュータブル		298
3	French (fr) Objet immuable		93
4	Russian (ru) Неизменяемый объект		92
5	Chinese (zh) 不可變物件		88
6	Spanish (es) Objeto inmutable		63
7	Korean (ko) 불변객체		37
8	Ukrainian (uk) Незмінний об'єкт		34
9	Czech (cs) Immutable object		30
10	Portuguese (pt) Objeto imutável		25

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

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

#	Language	AI award	Relative AI
1	English (en) Immutable object		161
2	Russian (ru) Неизменяемый объект		27
3	French (fr) Objet immuable		21
4	Spanish (es) Objeto inmutable		13
5	Japanese (ja) イミュータブル		13
6	Ukrainian (uk) Незмінний об'єкт		11
7	Chinese (zh) 不可變物件		9
8	Bulgarian (bg) Неизменяем обект		8
9	Czech (cs) Immutable object		5
10	Persian (fa) شیء تغییرناپذیر		5

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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 "Immutable object" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Bulgarian (bg) Неизменяем обект		0
2	Czech (cs) Immutable object		0
3	Danish (da) Uforanderligt objekt		0
4	English (en) Immutable object		0
5	Spanish (es) Objeto inmutable		0
6	Persian (fa) شیء تغییرناپذیر		0
7	French (fr) Objet immuable		0
8	Japanese (ja) イミュータブル		0
9	Korean (ko) 불변객체		0
10	Portuguese (pt) Objeto imutável		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 "Immutable object" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Immutable object		250
2	Ukrainian (uk) Незмінний об'єкт		145
3	Chinese (zh) 不可變物件		110
4	Russian (ru) Неизменяемый объект		59
5	Japanese (ja) イミュータブル		43
6	French (fr) Objet immuable		21
7	Vietnamese (vi) Đối tượng bất biến		15
8	Korean (ko) 불변객체		10
9	Portuguese (pt) Objeto imutável		9
10	Spanish (es) Objeto inmutable		6

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#	Language	Value
bg	Bulgarian Неизменяем обект
cs	Czech Immutable object
da	Danish Uforanderligt objekt
en	English Immutable object
es	Spanish Objeto inmutable
fa	Persian شیء تغییرناپذیر
fr	French Objet immuable
ja	Japanese イミュータブル
ko	Korean 불변객체
pt	Portuguese Objeto imutável
ru	Russian Неизменяемый объект
simple	Simple English Immutable (computer programming)
uk	Ukrainian Незмінний об'єкт
vi	Vietnamese Đối tượng bất biến
zh	Chinese 不可變物件

Best Rank

English: #41639 05.2013

Global: #74238 05.2013

Best Rank

English: #7874 03.2003

Global: #12626 03.2003

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