Description

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.