MediaWiki extensions manual

Minimum Name Length Release status: stable
Implementation	User identity
Description	Allows to enforce a minimum username length during account creation
Author(s)	Rob Church (Robchurchtalk)
Latest version	3.0.0 (2019-06-04)
MediaWiki	1.27+
PHP	5.3+
Database changes	No
License	BSD 2-clause "Simplified" License
Download	Download extension Git [?]: Download Git master browse repository (GitHub) commit history repository contributors (GitHub) code review README CHANGELOG
Parameters $wgMinimumUsernameLength
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The Minimum Name Length extension allows to set a minimum length for user names which will be enforced during account creation.

Installation

• Download and place the file(s) in a directory called MinimumNameLength in your extensions/ folder.
• Add the following code at the bottom of your LocalSettings.php file:

  wfLoadExtension( 'MinimumNameLength' );
  

• Configure as required
•  Done – Navigate to Special:Version on your wiki to verify that the extension is successfully installed.

Configuration

To configure the minimum name length for a username, set $wgMinimumUsernameLength in the "LocalSettings.php" file, after the call to include the extension as described in the installation section, e.g.

$wgMinimumUsernameLength = 8;