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Maniphest T410514

Using null as array offset or as the key parameter for array_key_exists() is deprecated in PHP 8.5
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Description

https://www.php.net/releases/8.5/en.php

Using null as an array offset or when calling array_key_exists() is now deprecated. Use an empty string instead.

PHP Deprecated: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead
PHP Deprecated: Using null as an array offset is deprecated, use an empty string instead

Details

Related Changes in Gerrit:
SubjectRepoBranchLines +/-
Config: Fix "Using null as the key parameter for array_key_exists" PHP 8.5 warningmediawiki/coremaster+30 -26
Config: Fix "Using null as the key parameter for array_key_exists" PHP 8.5 warningmediawiki/coreREL1_45+30 -26
Config: Fix "Using null as the key parameter for array_key_exists" PHP 8.5 warningmediawiki/coreREL1_44+30 -26
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StatusSubtypeAssignedTask
 OpenNoneT410514 Using null as array offset or as the key parameter for array_key_exists() is deprecated in PHP 8.5
 ResolvedKrinkleT410596 PHP 8.5 deprecation error on wikimedia/less.php/lib/Less/Tree/Mixin/Definition.php:242 Using null as key parameter for array_key_exists()
 ResolvedneriahT410928 Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/wiki/mediawiki/core/includes/ResourceLoader/ClientHtml.php on line 454
 ResolvedUmherirrenderT413917 Using null as an array offset is deprecated, use an empty string instead (from RevisionDeleter.php:104)
 ResolvedUmherirrenderT413918 Using null as an array offset is deprecated, use an empty string instead (from RangeChronologicalPager.php:51/61)
 ResolvedUmherirrenderT413919 Using null as an array offset is deprecated, use an empty string instead (from Page/LinkBatch.php:322)
 ResolvedUmherirrenderT413920 Using null as an array offset is deprecated, use an empty string instead (from Output/OutputPage.php:4051)
 ResolvedUmherirrenderT413921 Using null as an array offset is deprecated, use an empty string instead (from Deferred/LinksUpdate/ExternalLinksTable.php:54)
 ResolvedUmherirrenderT413922 Using null as an array offset is deprecated, use an empty string instead (from libs/Rdbms/LBFactory/LBFactoryMulti.php:332)
 ResolvedUmherirrenderT413676 testDropTable: Using null as an array offset is deprecated, use an empty string instead
 ResolvedUmherirrenderT413576 SQLPlatform::getDatabaseAndTableIdentifier returning null causes lots of logspam
 ResolvedmszwarcT413923 Using null as an array offset is deprecated, use an empty string instead (from Block/BlockManager.php:554)
 ResolvedmatmarexT413924 Using null as an array offset is deprecated, use an empty string instead (from tests/phpunit/includes/Auth/AuthManagerTest.php:916/216)
 ResolvedmatmarexT413925 Using null as an array offset is deprecated, use an empty string instead (from Auth/AuthManager.php:2812)
 ResolvedtaaviT413926 Using null as an array offset is deprecated, use an empty string instead (from Media/MediaHandlerFactory.php:68)
 ResolvedUmherirrenderT413930 Using null as an array offset is deprecated, use an empty string instead (from User/User.php:2022)
 ResolvedUmherirrenderT413931 Using null as an array offset is deprecated, use an empty string instead (from Api/ApiModuleManager.php:239)
 ResolvedPrashant32194T413934 Using null as an array offset is deprecated, use an empty string instead (from JobQueue/JobQueueGroup.php:385)
 ResolvedDAlangi_WMFT413575 "Using null as an array offset is deprecated, use an empty string instead" in XhprofData
 ResolvedUmherirrenderT413579 Using null as an array offset is deprecated, use an empty string instead in SiteList
 ResolvedUmherirrenderT413948 Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead (from Site/SiteList.php:256)

Event Timeline

Reedy created this task.Nov 19 2025, 2:53 PM
Restricted Application added a subscriber: Aklapper. · View Herald TranscriptNov 19 2025, 2:53 PM
Umherirrender added a project: Less.php.Nov 19 2025, 8:12 PM
Restricted Application added a project: MediaWiki-Platform-Team. · View Herald TranscriptNov 19 2025, 8:12 PM
Umherirrender renamed this task from Using null as the key parameter for array_key_exists() is deprecated in PHP 8.5 to Using null as array offset or as the key parameter for array_key_exists() is deprecated in PHP 8.5.Nov 19 2025, 8:16 PM
Umherirrender edited projects, added MediaWiki-General; removed MediaWiki-Platform-Team, Less.php.
Umherirrender updated the task description. (Show Details)
Umherirrender updated the task description. (Show Details)Nov 19 2025, 8:23 PM
DAlangi_WMF subscribed.EditedNov 20 2025, 6:22 AM

Reflects https://github.com/wikimedia/less.php/issues/134. Thanks for filing, @Reedy. Although for Less.php, it can be imported as a separate issue and tagged accordingly.

There is already a patch up for review at https://gerrit.wikimedia.org/r/c/mediawiki/libs/less.php/+/1207126.

DAlangi_WMF added a subtask: T410596: PHP 8.5 deprecation error on wikimedia/less.php/lib/Less/Tree/Mixin/Definition.php:242 Using null as key parameter for array_key_exists().Nov 20 2025, 6:31 AM
Reedy moved this task from Backlog to MediaWiki core on the PHP 8.5 support board.Nov 20 2025, 9:18 PM
Reedy created subtask T410928: Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/wiki/mediawiki/core/includes/ResourceLoader/ClientHtml.php on line 454.Nov 24 2025, 5:56 PM
Reedy closed subtask T410928: Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/wiki/mediawiki/core/includes/ResourceLoader/ClientHtml.php on line 454 as Resolved.Nov 24 2025, 7:46 PM
Krinkle closed subtask T410596: PHP 8.5 deprecation error on wikimedia/less.php/lib/Less/Tree/Mixin/Definition.php:242 Using null as key parameter for array_key_exists() as Resolved.Nov 25 2025, 11:53 AM
gerritbot added a comment.Dec 5 2025, 7:36 PM

Change #1215681 had a related patch set uploaded (by Krinkle; author: Krinkle):

[mediawiki/core@master] Config: Fix "Using null as the key parameter for array_key_exists" PHP 8.5 warning

https://gerrit.wikimedia.org/r/1215681

gerritbot added a project: Patch-For-Review.Dec 5 2025, 7:36 PM
gerritbot added a comment.Dec 5 2025, 7:38 PM

Change #1215683 had a related patch set uploaded (by Krinkle; author: Krinkle):

[mediawiki/core@REL1_45] Config: Fix "Using null as the key parameter for array_key_exists" PHP 8.5 warning

https://gerrit.wikimedia.org/r/1215683

gerritbot added a comment.Dec 5 2025, 9:17 PM

Change #1215681 merged by jenkins-bot:

[mediawiki/core@master] Config: Fix "Using null as the key parameter for array_key_exists" PHP 8.5 warning

https://gerrit.wikimedia.org/r/1215681

gerritbot added a comment.Dec 5 2025, 9:26 PM

Change #1215711 had a related patch set uploaded (by Jforrester; author: Krinkle):

[mediawiki/core@REL1_44] Config: Fix "Using null as the key parameter for array_key_exists" PHP 8.5 warning

https://gerrit.wikimedia.org/r/1215711

gerritbot added a comment.Dec 5 2025, 9:46 PM

Change #1215711 merged by jenkins-bot:

[mediawiki/core@REL1_44] Config: Fix "Using null as the key parameter for array_key_exists" PHP 8.5 warning

https://gerrit.wikimedia.org/r/1215711

gerritbot added a comment.Dec 5 2025, 9:46 PM

Change #1215683 merged by jenkins-bot:

[mediawiki/core@REL1_45] Config: Fix "Using null as the key parameter for array_key_exists" PHP 8.5 warning

https://gerrit.wikimedia.org/r/1215683

ReleaseTaggerBot added projects: MW-1.46-notes (1.46.0-wmf.7; 2025-12-16), MW-1.45-notes, MW-1.44-notes.Dec 5 2025, 10:00 PM
Maintenance_bot removed a project: Patch-For-Review.Dec 5 2025, 10:30 PM
A_smart_kitten created subtask T413917: Using null as an array offset is deprecated, use an empty string instead (from RevisionDeleter.php:104).Jan 6 2026, 8:39 PM
A_smart_kitten created subtask T413918: Using null as an array offset is deprecated, use an empty string instead (from RangeChronologicalPager.php:51/61).
A_smart_kitten created subtask T413919: Using null as an array offset is deprecated, use an empty string instead (from Page/LinkBatch.php:322).Jan 6 2026, 8:50 PM
A_smart_kitten created subtask T413920: Using null as an array offset is deprecated, use an empty string instead (from Output/OutputPage.php:4051).Jan 6 2026, 9:00 PM
A_smart_kitten created subtask T413921: Using null as an array offset is deprecated, use an empty string instead (from Deferred/LinksUpdate/ExternalLinksTable.php:54).Jan 6 2026, 9:27 PM
A_smart_kitten created subtask T413922: Using null as an array offset is deprecated, use an empty string instead (from libs/Rdbms/LBFactory/LBFactoryMulti.php:332).Jan 6 2026, 9:33 PM
A_smart_kitten added a subtask: T413676: testDropTable: Using null as an array offset is deprecated, use an empty string instead.
A_smart_kitten created subtask T413923: Using null as an array offset is deprecated, use an empty string instead (from Block/BlockManager.php:554).Jan 6 2026, 9:37 PM
A_smart_kitten created subtask T413924: Using null as an array offset is deprecated, use an empty string instead (from tests/phpunit/includes/Auth/AuthManagerTest.php:916/216).Jan 6 2026, 9:41 PM
A_smart_kitten created subtask T413925: Using null as an array offset is deprecated, use an empty string instead (from Auth/AuthManager.php:2812).Jan 6 2026, 9:45 PM
A_smart_kitten created subtask T413926: Using null as an array offset is deprecated, use an empty string instead (from Media/MediaHandlerFactory.php:68).Jan 6 2026, 9:51 PM
A_smart_kitten created subtask T413930: Using null as an array offset is deprecated, use an empty string instead (from User/User.php:2022).Jan 6 2026, 10:01 PM
A_smart_kitten created subtask T413931: Using null as an array offset is deprecated, use an empty string instead (from Api/ApiModuleManager.php:239).Jan 6 2026, 10:10 PM
A_smart_kitten created subtask T413934: Using null as an array offset is deprecated, use an empty string instead (from JobQueue/JobQueueGroup.php:385).Jan 6 2026, 10:41 PM
A_smart_kitten added subtasks: T413575: "Using null as an array offset is deprecated, use an empty string instead" in XhprofData, T413579: Using null as an array offset is deprecated, use an empty string instead in SiteList, T413948: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead (from Site/SiteList.php:256).Jan 7 2026, 9:21 AM
mszwarc changed the status of subtask T413923: Using null as an array offset is deprecated, use an empty string instead (from Block/BlockManager.php:554) from Open to In Progress.Jan 7 2026, 9:50 AM
mszwarc closed subtask T413923: Using null as an array offset is deprecated, use an empty string instead (from Block/BlockManager.php:554) as Resolved.Jan 7 2026, 2:51 PM
Reedy closed subtask T413924: Using null as an array offset is deprecated, use an empty string instead (from tests/phpunit/includes/Auth/AuthManagerTest.php:916/216) as Resolved.Jan 8 2026, 12:29 AM
Reedy closed subtask T413925: Using null as an array offset is deprecated, use an empty string instead (from Auth/AuthManager.php:2812) as Resolved.
Umherirrender closed subtask T413948: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead (from Site/SiteList.php:256) as Resolved.Fri, Jan 16, 11:39 PM
Umherirrender closed subtask T413579: Using null as an array offset is deprecated, use an empty string instead in SiteList as Resolved.Sat, Jan 17, 12:51 AM
Umherirrender closed subtask T413920: Using null as an array offset is deprecated, use an empty string instead (from Output/OutputPage.php:4051) as Resolved.Sat, Jan 17, 10:01 PM
Umherirrender closed subtask T413926: Using null as an array offset is deprecated, use an empty string instead (from Media/MediaHandlerFactory.php:68) as Resolved.Sat, Jan 17, 10:55 PM
Umherirrender closed subtask T413919: Using null as an array offset is deprecated, use an empty string instead (from Page/LinkBatch.php:322) as Resolved.Mon, Jan 19, 8:06 PM
Umherirrender closed subtask T413930: Using null as an array offset is deprecated, use an empty string instead (from User/User.php:2022) as Resolved.Tue, Jan 20, 8:34 PM
Umherirrender closed subtask T413934: Using null as an array offset is deprecated, use an empty string instead (from JobQueue/JobQueueGroup.php:385) as Resolved.Tue, Jan 20, 9:21 PM
Umherirrender closed subtask T413922: Using null as an array offset is deprecated, use an empty string instead (from libs/Rdbms/LBFactory/LBFactoryMulti.php:332) as Resolved.Wed, Jan 21, 6:53 PM
Umherirrender closed subtask T413676: testDropTable: Using null as an array offset is deprecated, use an empty string instead as Resolved.Wed, Jan 21, 7:39 PM
Umherirrender reopened subtask T413926: Using null as an array offset is deprecated, use an empty string instead (from Media/MediaHandlerFactory.php:68) as Open.Wed, Jan 21, 8:21 PM
Reedy closed subtask T413931: Using null as an array offset is deprecated, use an empty string instead (from Api/ApiModuleManager.php:239) as Resolved.Thu, Jan 22, 12:06 AM
matmarex closed subtask T413575: "Using null as an array offset is deprecated, use an empty string instead" in XhprofData as Resolved.Thu, Jan 22, 5:11 PM
Umherirrender closed subtask T413918: Using null as an array offset is deprecated, use an empty string instead (from RangeChronologicalPager.php:51/61) as Resolved.Sun, Jan 25, 2:47 PM
Umherirrender closed subtask T413921: Using null as an array offset is deprecated, use an empty string instead (from Deferred/LinksUpdate/ExternalLinksTable.php:54) as Resolved.Sun, Jan 25, 2:53 PM
Umherirrender closed subtask T413926: Using null as an array offset is deprecated, use an empty string instead (from Media/MediaHandlerFactory.php:68) as Resolved.Sun, Jan 25, 3:03 PM
Umherirrender closed subtask T413917: Using null as an array offset is deprecated, use an empty string instead (from RevisionDeleter.php:104) as Resolved.Sun, Jan 25, 3:22 PM
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