:ref:`MPI_Win_get_group` - Returns a duplicate of the group of the communicator used to create the window.
#include <mpi.h>
MPI_Win_get_group(MPI_Win win, MPI_Group *group)
USE MPI
! or the older form: INCLUDE 'mpif.h'
MPI_WIN_GET_GROUP(WIN, GROUP, IERROR)
INTEGER WIN, GROUP, IERROR
USE mpi_f08
MPI_Win_get_group(win, group, ierror)
TYPE(MPI_Win), INTENT(IN) :: win
TYPE(MPI_Group), INTENT(OUT) :: group
INTEGER, OPTIONAL, INTENT(OUT) :: ierror
win
: Window object (handle).
group
: Group of processes that share access to the window (handle).ierror
: Fortran only: Error status (integer).
:ref:`MPI_Win_get_group` returns a duplicate of the group of the communicator used to create the window associated with win. The group is returned in group.