summaryrefslogtreecommitdiffstats
path: root/fortran/examples/groupexample.f90
blob: 91ebc503b499a7239139e1478a2013d65e4dd8fe (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
!   Copyright by The HDF Group.                                               *
!   Copyright by the Board of Trustees of the University of Illinois.         *
!   All rights reserved.                                                      *
!                                                                             *
!   This file is part of HDF5.  The full HDF5 copyright notice, including     *
!   terms governing use, modification, and redistribution, is contained in    *
!   the files COPYING and Copyright.html.  COPYING can be found at the root   *
!   of the source code distribution tree; Copyright.html can be found at the  *
!   root level of an installed copy of the electronic HDF5 document set and   *
!   is linked from the top-level documents page.  It can also be found at     *
!   http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
!   access to either file, you may request a copy from help@hdfgroup.org.     *
! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
!
!
! The following example shows how to create and close a group.
! It creates a file called 'group.h5', creates a group
! called MyGroup in the root group, and then closes the group and file.
!


     PROGRAM GROUPEXAMPLE

     USE HDF5 ! This module contains all necessary modules

     IMPLICIT NONE

     CHARACTER(LEN=9), PARAMETER :: filename = "groupf.h5" ! File name
     CHARACTER(LEN=7), PARAMETER :: groupname = "MyGroup"  ! Group name

     INTEGER(HID_T) :: file_id       ! File identifier
     INTEGER(HID_T) :: group_id      ! Group identifier

     INTEGER     ::   error ! Error flag
!
!    Initialize FORTRAN interface.
!
     CALL h5open_f(error)
     !
     ! Create a new file using default properties.
     !
     CALL h5fcreate_f(filename, H5F_ACC_TRUNC_F, file_id, error)

     !
     ! Create a group named "/MyGroup" in the file.
     !
     CALL h5gcreate_f(file_id, groupname, group_id, error)

     !
     ! Close the group.
     !
     CALL h5gclose_f(group_id, error)

     !
     ! Terminate access to the file.
     !
     CALL h5fclose_f(file_id, error)
!
!    Close FORTRAN interface.
!
     CALL h5close_f(error)

     END PROGRAM GROUPEXAMPLE