(PHP 5, PHP 7 >= 5.3.0) Clears IMAP cache

(PHP 4, PHP 5, PHP 7) Clears flags on messages

(PHP 4, PHP 5, PHP 7) Read the list of mailboxes

(PHP 4, PHP 5, PHP 7) Read the list of mailboxes, returning detailed information on each one

(PHP 4, PHP 5, PHP 7) Decode MIME header elements

(PHP 5, PHP 7) Gets the ACL for a given mailbox

(PHP 4, PHP 5, PHP 7) Create a new mailbox bool

(PHP 4, PHP 5, PHP 7) Get information about the current mailbox

(PHP 4, PHP 5, PHP 7) Read the message body string

(PHP 4, PHP 5, PHP 7) This function returns the UID for the given message sequence number