imap_setflag_full
Description
bool imap_setflag_full ( resource stream, string sequence, string flag, string options)This function causes a store to add the specified flag to the flags set for the messages in the specified sequence.
The flags which you can set are "\\Seen", "\\Answered", "\\Flagged", "\\Deleted", and "\\Draft" (as defined by RFC2060).
The options are a bit mask with one or more of the following: