apply_filters( ‘parent_file’, string $parent_file )

User Contributed Notes

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   Adarsh Verma 4 years ago

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   Example:

   /**
    * Sets the parent file for hidden sub menus.
    * Showing the parent menu active.
    * 
    * @param $parent_file
    *
    * @return mixed
    */
   function wporg_func_parent_file_callback( $parent_file ) {
   
   	global $plugin_page;
   	if ( 'my-plugin-custom-child' === $plugin_page ) {
   		$plugin_page = 'my-plugin-custom-parent';
   	}
   	return $parent_file;
   
   }
   add_filter( 'parent_file', 'wporg_func_parent_file_callback' );