[svn-r3621] This commit was manufactured by cvs2svn to create branch 'hdf5_1_4'.

doc/html/Tutor/examples/grpdsetexample.f90

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+!
+! This example shows how to create a dataset in a particular group.
+! It opens the file created in the previous example and creates two datasets.
+! Absolute and relative dataset names are used.
+!
+
+
+     PROGRAM GRPDSETEXAMPLE
+
+     USE HDF5 ! This module contains all necessary modules 
+        
+     IMPLICIT NONE
+
+     CHARACTER(LEN=10), PARAMETER :: filename = "groupsf.h5" ! File name
+     CHARACTER(LEN=15), PARAMETER :: groupname = "MyGroup/Group_A" ! Group name
+     CHARACTER(LEN=13), PARAMETER :: dsetname1 = "MyGroup/dset1"  ! Dataset name
+     CHARACTER(LEN=5),  PARAMETER :: dsetname2 = "dset2" ! dataset name
+
+     INTEGER(HID_T) :: file_id       ! File identifier 
+     INTEGER(HID_T) :: group_id      ! Group identifier 
+     INTEGER(HID_T) :: dataset_id    ! Dataset identifier 
+     INTEGER(HID_T) :: dataspace_id  ! Data space identifier 
+
+     INTEGER     ::  i, j 
+     INTEGER     ::   error ! Error flag
+
+     INTEGER, DIMENSION(3,3) :: dset1_data  ! Data arrays 
+     INTEGER, DIMENSION(2,10) :: dset2_data !
+     
+     INTEGER(HSIZE_T), DIMENSION(2) :: dims1 = (/3,3/) ! Datasets dimensions
+     INTEGER(HSIZE_T), DIMENSION(2) :: dims2 = (/2,10/)!
+
+     INTEGER     ::   rank = 2 ! Datasets rank
+
+     !
+     !Initialize dset1_data array
+     !
+     do i = 1, 3
+          do j = 1, 3
+               dset1_data(i,j) = j;
+          end do
+     end do
+
+
+     !
+     !Initialize dset2_data array
+     !
+     do i = 1, 2
+          do j = 1, 10
+               dset2_data(i,j) = j;
+          end do
+     end do
+
+     !
+     ! Initialize FORTRAN predefined datatypes.
+     !
+     CALL h5open_f(error) 
+
+     !
+     ! Open an existing file.
+     !
+     CALL h5fopen_f (filename, H5F_ACC_RDWR_F, file_id, error)
+
+     !
+     ! Create the data space for the first dataset. 
+     !
+     CALL h5screate_simple_f(rank, dims1, dataspace_id, error)
+
+     !
+     ! Create a dataset in group "MyGroup" with default properties.
+     !
+     CALL h5dcreate_f(file_id, dsetname1, H5T_NATIVE_INTEGER, dataspace_id, &
+                      dataset_id, error)
+
+     !
+     ! Write the first dataset.
+     !
+     CALL h5dwrite_f(dataset_id, H5T_NATIVE_INTEGER, dset1_data, error)
+
+     !
+     ! Close the dataspace for the first dataset.
+     !
+     CALL h5sclose_f(dataspace_id, error)
+
+     !
+     ! Close the first dataset.
+     !
+     CALL h5dclose_f(dataset_id, error)
+
+     !
+     ! Open an existing group in the specified file.
+     !
+     CALL h5gopen_f(file_id, groupname, group_id, error)
+
+     !
+     !Create the data space for the second dataset. 
+     !
+     CALL h5screate_simple_f(rank, dims2, dataspace_id, error)
+
+     !
+     ! Create the second dataset in group "Group_A" with default properties.
+     !
+     CALL h5dcreate_f(group_id, dsetname2, H5T_NATIVE_INTEGER, dataspace_id, &
+                      dataset_id, error)
+
+     !
+     ! Write the second dataset.
+     !
+     CALL h5dwrite_f(dataset_id, H5T_NATIVE_INTEGER, dset2_data, error)
+
+     !
+     ! Close the dataspace for the second dataset.
+     !
+     CALL h5sclose_f(dataspace_id, error)
+
+     !
+     ! Close the second dataset.
+     !
+     CALL h5dclose_f(dataset_id, error)
+
+     !
+     ! Close the group.
+     !
+     CALL h5gclose_f(group_id, error)
+
+     !
+     ! Close the file.
+     !
+     CALL h5fclose_f(file_id, error)
+
+     !
+     ! Close FORTRAN predefined datatypes.
+     !
+     CALL h5close_f(error)
+
+     END PROGRAM GRPDSETEXAMPLE