Hook name: sanitize_option_$this Hook type: filter Plugin ref: Yoast SEO Sourcefile: File ref: WPSEO_Option::__construct() – Add all the actions and filters for the option. Description: The option validation routines remove the default filters to prevent failing to insert an option if it’s new. Let’s add them back afterwards. Parameters: Deprecated?: No API Letters: $,O,S Invokers Implementers