Name: H5Gopen
Signature:
hid_t H5Gopen(hid_t loc_id, const char *name )
Purpose:
Opens an existing group for modification and returns a group identifier for that group.
Description:
H5Gopen opens an existing group with the specified name at the specified location, loc_id.

The location is identified by a file or group identifier

H5Gopen returns a group identifier for the group that was opened. This group identifier should be released by calling H5Gclose when it is no longer needed.

Parameters:
Returns:
Returns a valid group identifier if successful; otherwise returns a negative value.
Fortran90 Interface: h5gopen_f 
SUBROUTINE h5gopen_f(loc_id, name, gr_id, hdferr)
  IMPLICIT NONE
  INTEGER(HID_T), INTENT(IN) :: loc_id   ! File or group identifier
  CHARACTER(LEN=*), INTENT(IN) :: name   ! Name of the group to open 
  INTEGER(HID_T), INTENT(OUT) :: gr_id   ! Group identifier
  INTEGER, INTENT(OUT) :: hdferr         ! Error code 
                                         ! 0 on success and -1 on failure
END SUBROUTINE h5gopen_f