Constante predefinite

DIRECTORY_SEPARATOR (string)

PATH_SEPARATOR (string)

Semicolon on Windows, colon otherwise.

SCANDIR_SORT_ASCENDING (integer)

Available since PHP 5.4.0.

SCANDIR_SORT_DESCENDING (integer)

Available since PHP 5.4.0.

SCANDIR_SORT_NONE (integer)

Available since PHP 5.4.0.