WordPress Version: 5.4
/**
* Retrieves a list of reserved site on a sub-directory Multisite installation.
*
* @since 4.4.0
*
* @return string[] Array of reserved names.
*/
function get_subdirectory_reserved_names()
{
$names = array('page', 'comments', 'blog', 'files', 'feed', 'wp-admin', 'wp-content', 'wp-includes', 'wp-json', 'embed');
/**
* Filters reserved site names on a sub-directory Multisite installation.
*
* @since 3.0.0
* @since 4.4.0 'wp-admin', 'wp-content', 'wp-includes', 'wp-json', and 'embed' were added
* to the reserved names list.
*
* @param string[] $subdirectory_reserved_names Array of reserved names.
*/
return apply_filters('subdirectory_reserved_names', $names);
}