(PHP 4, PHP 5)
imap_body — Read the message body
imap_body() returns the body of the message, numbered msg_number in the current mailbox.
imap_body() will only return a verbatim copy of the message body. To extract single parts of a multipart MIME-encoded message you have to use imap_fetchstructure() to analyze its structure and imap_fetchbody() to extract a copy of a single body component.
由 imap_open() 返回的 IMAP 流。
The message number
The optional options are a bit mask with one or more of the following:
Returns the body of the specified message, as a string.