The Communicator type exposes the following members.
Fields
| Name | Description | |
|---|---|---|
  | anySource |
Special value for the source argument to Receive that
indicates that the message can be received from any process in the communicator.
|
| anyTag |
Special value for the tag argument to Receive that
indices that the message with any tag can be received by the receive operation.
|
| Attributes |
The set of attributes attached to this communicator.
|
| self |
The "self" communicator is a simple communicator that contains only
the currently-executing process.
|
| world |
The "world" communicator contains all of the processes that were
originally created by MPI.
|
