Deletes filename. Similar to the Unix C unlink() function. Returnează TRUE în caz de succes, FALSE în caz contrar.
Notã: As of PHP 5.0.0 unlink() can also be used with some URL wrappers. Refer to Anexa L for a listing of which wrappers support unlink().
Notã: The context parameter was added as of PHP 5.0.0.
See also rmdir() for removing directories.