This function causes a store to delete the specified
flag
to the flags set for the
messages in the specified sequence
.
imap_stream
An IMAP stream returned by imap_open().
sequence
A sequence of message numbers. You can enumerate desired messages with the X,Y syntax, or retrieve all messages within an interval with the X:Y syntax
flag
The flags which you can unset are "\\Seen", "\\Answered", "\\Flagged", "\\Deleted", and "\\Draft" (as defined by RFC2060)
options
options
are a bit mask and may contain
the single option:
ST_UID - The sequence argument contains UIDs instead of sequence numbers