Re: imap_setflag_full not setting \\Seen flag

I actually had this question answered elsewhere. The problem is that POP has no concept of message flags, so a POP server can't distinguish between read and unread messages. Chris Campbell wrote: > > I'm trying to use the imap_setflag_full function (PHP 3.0.15) to set the > \\Seen flag for a message on a remote POP3 server: > > $status = imap_setflag_full($pop_stream, $msglist[$i], '\\Seen', > ST_UID); > > The function returns true, indicating success. However, the flag isn't > really being set. I can verify this by retrieving the message header > with imap_header, and also because the call > > imap_search($pop_stream, "UNSEEN", SE_UID); > > subsequently returns the same message!