Used to call the registered callback for a plugin screen. Parameters . ( . ) . . ( 1.5.0 ) . . Hook name: $page_hook Hook type: action Plugin ref: WordPress Sourcefile: File ref: wp-admin/admin.php Description: Used to call the registered callback for a plugin screen. Parameters: Deprecated?: No API Letters: $,H Invokers 1 to 1 of 1 wp-admin/admin.php Implementers