imap_sort Gets and sort messages &reftitle.description; arrayimap_sort resourceimap_stream intcriteria intreverse intoptions0 stringsearch_criteria&null; stringcharset&null; Gets and sorts message numbers by the given parameters. &reftitle.parameters; &imap.imap-stream.description; criteria Criteria can be one (and only one) of the following: SORTDATE - message Date SORTARRIVAL - arrival date SORTFROM - mailbox in first From address SORTSUBJECT - message subject SORTTO - mailbox in first To address SORTCC - mailbox in first cc address SORTSIZE - size of message in octets reverse Set this to 1 for reverse sorting options The options are a bitmask of one or more of the following: SE_UID - Return UIDs instead of sequence numbers SE_NOPREFETCH - Don't prefetch searched messages search_criteria IMAP2-format search criteria string. For details see imap_search. charset MIME character set to use when sorting strings. &reftitle.returnvalues; Returns an array of message numbers sorted by the given parameters.