(PHP 5 >= 5.3.6)
imap_fetchmime — Fetch MIME headers for a particular section of the message
Fetch the MIME headers of a particular section of the body of the specified messages.
由 imap_open() 返回的 IMAP 流。
The message number
The part number. It is a string of integers delimited by period which index into a body part list as per the IMAP4 specification
A bitmask with one or more of the following:
Returns the MIME headers of a particular section of the body of the specified messages as a text string.