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(PHP 3 >= 3.0.3, PHP 4, PHP 5)

imap_sort -- Sort an array of message headers

Description

array imap_sort ( resource stream, int criteria, int reverse [, int options [, string search_criteria [, string charset]]] )

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

Reverse is 1 for reverse-sorting.

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

The flags 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

Parameter charset was added in PHP 4.3.3.