public StreamWrapperInterface::dirname($uri = NULL)
Gets the name of the directory from a given path.
This method is usually accessed through drupal_dirname(), which wraps around the normal PHP dirname() function, which does not support stream wrappers.
Parameters
string $uri: An optional URI.
Return value
string A string containing the directory name, or FALSE if not applicable.
See also
drupal_dirname()
File
core/lib/Drupal/Core/StreamWrapper/StreamWrapperInterface.php, line 182
Class