Returns the rank of the currently executing process within this
communicator.
Namespace:
MPIAssembly: MPI (in MPI.dll)
Version: 1.0.0.0 (1.0.0.0)
Syntax
Remarks
The rank is a number between 0 and Size-1 that is used
to identify this process, e.g., to send messages to it. The value of
Rank will differ from one process to the next.