Deletes filename. Similar to the Unix C unlink() function. Vrne TRUE ob uspehu ali FALSE ob napaki.
Opomba: As of PHP 5.0.0 unlink() can also be used with some URL wrappers. Refer to Dodatek L for a listing of which wrappers support unlink().
Opomba: The context parameter was added as of PHP 5.0.0.
See also rmdir() for removing directories.