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author | Frank Baker <fbaker@hdfgroup.org> | 2000-12-22 20:47:59 (GMT) |
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committer | Frank Baker <fbaker@hdfgroup.org> | 2000-12-22 20:47:59 (GMT) |
commit | c1d537db2b803d6908fe3f21f62c592c9cd2bf70 (patch) | |
tree | 56a6cb7f00a6fbec3b071722df9705e744368073 /doc/html/Tutor/examples/h5_rdwt.c | |
parent | d4c3773742b8dee426e7325fee4e8fc4015f2802 (diff) | |
download | hdf5-c1d537db2b803d6908fe3f21f62c592c9cd2bf70.zip hdf5-c1d537db2b803d6908fe3f21f62c592c9cd2bf70.tar.gz hdf5-c1d537db2b803d6908fe3f21f62c592c9cd2bf70.tar.bz2 |
[svn-r3196]
Purpose:
Adding Tutorial to development branch (R 1.4)
Platforms tested:
IE 5
Diffstat (limited to 'doc/html/Tutor/examples/h5_rdwt.c')
-rw-r--r-- | doc/html/Tutor/examples/h5_rdwt.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/doc/html/Tutor/examples/h5_rdwt.c b/doc/html/Tutor/examples/h5_rdwt.c new file mode 100644 index 0000000..e651a29 --- /dev/null +++ b/doc/html/Tutor/examples/h5_rdwt.c @@ -0,0 +1,37 @@ +/* + * Writing and reading an existing dataset. + */ + +#include <hdf5.h> +#define FILE "dset.h5" + +main() { + + hid_t file_id, dataset_id; /* identifiers */ + herr_t status; + int i, j, dset_data[4][6]; + + /* Initialize the dataset. */ + for (i = 0; i < 4; i++) + for (j = 0; j < 6; j++) + dset_data[i][j] = i * 6 + j + 1; + + /* Open an existing file. */ + file_id = H5Fopen(FILE, H5F_ACC_RDWR, H5P_DEFAULT); + + /* Open an existing dataset. */ + dataset_id = H5Dopen(file_id, "/dset"); + + /* Write the dataset. */ + status = H5Dwrite(dataset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, + dset_data); + + status = H5Dread(dataset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, + dset_data); + + /* Close the dataset. */ + status = H5Dclose(dataset_id); + + /* Close the file. */ + status = H5Fclose(file_id); +} |