php man page for imap_sort

IMAP_SORT(3)								 1							      IMAP_SORT(3)

imap_sort - Gets and sort messages

SYNOPSIS
       array imap_sort NULL (resource  $imap_stream, int  $criteria, int  $reverse, [int  $options], [string  $search_criteria], [string  $charset
       = NIL])

DESCRIPTION
	Gets and sorts message numbers by the given parameters.

PARAMETERS
	      o $
		imap_stream -An IMAP stream returned by imap_open(3).

	      o $criteria
		- Criteria can be one (and only one) of the following:

		     o SORTDATE - message Date

		     o SORTARRIVAL - arrival date

		     o SORTFROM - mailbox in first From address

		     o SORTSUBJECT - message subject

		     o SORTTO - mailbox in first To address

		     o SORTCC - mailbox in first cc address

		     o SORTSIZE - size of message in octets

	      o $reverse
		- Set this to 1 for reverse sorting

	      o $options
		- The $options are a bitmask of one or more of the following:

		     o SE_UID - Return UIDs instead of sequence numbers

		     o SE_NOPREFETCH - Don't prefetch searched messages

	      o $search_criteria
		-

	      o $charset
		-

RETURN VALUES
	Returns an array of message numbers sorted by the given parameters.

PHP Documentation Group 													      IMAP_SORT(3)