(PHP 3, PHP 4, PHP 5)
Copies mail messages specified by msglist to specified mailbox.
An IMAP stream returned by imap_open().
msglist is a range not just message numbers (as described in RFC2060).
The mailbox name, see imap_open() for more information
options is a bitmask of one or more of
CP_UID - the sequence numbers contain UIDS
CP_MOVE - Delete the messages from the current mailbox after copying
Restituisce TRUE in caso di successo, FALSE in caso di fallimento.