Manual:Hooks/ParserOptionsDefaults
From mediawiki.org
This MediaWiki hook has no documentation on MediaWiki.org. Please improve MediaWiki.org by adding documentation to it. See Template:MediaWikiHook for instructions on how to add documentation for a hook. Refer to the source code documentation on the hook interface ParserOptionsDefaultsHook for more information.
For examples of extensions using this hook, see Category:ParserOptionsDefaults extensions .