(PHP 4, PHP 5)
imap_fetchstructure — Read the structure of a particular message
$imap_stream
   , int $msg_number
   [, int $options = 0
  ] )Fetches all the structured information for a given message.
imap_streamAn IMAP stream returned by imap_open().
msg_numberThe message number
options
       This optional parameter only has a single option, 
       FT_UID, which tells the function to treat the
       msg_number argument as a 
       UID.
      
Returns an object includes the envelope, internal date, size, flags and body structure along with a similar object for each mime attachment. The structure of the returned objects is as follows:
| type | Primary body type | 
| encoding | Body transfer encoding | 
| ifsubtype | TRUEif there is a subtype string | 
| subtype | MIME subtype | 
| ifdescription | TRUEif there is a description string | 
| description | Content description string | 
| ifid | TRUEif there is an identification string | 
| id | Identification string | 
| lines | Number of lines | 
| bytes | Number of bytes | 
| ifdisposition | TRUEif there is a disposition string | 
| disposition | Disposition string | 
| ifdparameters | TRUEif the dparameters array exists | 
| dparameters | An array of objects where each object has an "attribute" and a "value" property corresponding to the parameters on the Content-disposition MIME header. | 
| ifparameters | TRUEif the parameters array exists | 
| parameters | An array of objects where each object has an "attribute" and a "value" property. | 
| parts | An array of objects identical in structure to the top-level object, each of which corresponds to a MIME body part. | 
| 0 | text | 
| 1 | multipart | 
| 2 | message | 
| 3 | application | 
| 4 | audio | 
| 5 | image | 
| 6 | video | 
| 7 | other | 
| 0 | 7BIT | 
| 1 | 8BIT | 
| 2 | BINARY | 
| 3 | BASE64 | 
| 4 | QUOTED-PRINTABLE | 
| 5 | OTHER |