#bool http\Message::isMultipart([string &$boundary = NULL])

Check whether this message is a multipart message based on it's content type. If the message is a multipart message and a reference $boundary is given, the boundary string of the multipart message will be stored in $boundary.

See http\Message::splitMultipartBody().

Params:#

• Optional string &$boundary# = NULL
  A reference where the boundary string will be stored.

Returns:#

• bool, whether this is a message with a multipart "Content-Type".