This page is a translated version of the page Manual:CheckUsernames.php and the translation is 12% complete.
MediaWiki version:

checkUsernames.php file is a maintenance script that is used to check that all usernames in the database (user table) are actually valid. Existing usernames can become invalid if User::isValidUserName() is altered or if $wgMaxNameChars is changed.


This script does not accept any options.


php checkUsernames.php

In case invalid usernames are found, the script returns the user_id and the username for each of the affected users.

$ php maintenance/checkUsernames.php

Found:      1: 'Jay'
Found:      2: 'MediaWiki default'
Found:      4: 'Maintenance script'
Found:      5: 'ScriptImporter'

See also