(PHP 4, PHP 5)
session_save_path — Get and/or set the current session save path
([ string $path
Session data path. If specified, the path to which data is saved will
be changed. session_save_path() needs to be called
before session_start() for that purpose.
On some operating systems, you may want to specify a path on a
filesystem that handles lots of small files efficiently. For example,
on Linux, reiserfs may provide better performance than ext2fs.
Returns the path of the current directory used for data storage.