This event is signalled by getSearchFormHTML() in inc/Ui/Search.php before form on the search page is displayed, handlers can use it to add/remove/change elements in that form.

A \dokuwiki\Form\Form element is passed as data.

• Code related to this event used in any DokuWiki's files, plugins and templates
• Action Plugins
• Events
• FORM_QUICKSEARCH_OUTPUT