savemat

save workspace variables to .mat file

Syntax

  • savemat(filename)
  • savemat(filename, version, var1, ..., varN)
  • savemat(filename, '-append', ...)
  • savemat(filename, '-nocompression', ...)

Input argument

  • filename - a string: .nh5 filename.
  • var1, ..., varN - string: Names of variables to save from Nelson's workspace.
  • '-v7.3' - default mat file used.
  • '-v7' - mat file version 7 used as output format.
  • '-v6', '-v4' - mat file version 6 or 4 used as output format.
  • '-append' - append variables to an existing .mat file (-v7.3 only).
  • '-nocompression' - disable .mat file compression.

Description

savemat save workspace variables to .mat file.

Nelson's data types are converted into the Mat file equivalents.

Bibliography

Thanks to MATIO library (http://sourceforge.net/projects/matio/).

Examples

A = ones(3, 4); B = 'hello for open mat users'; savemat([tempdir(), 'example_loadmat.mat'], 'A', 'B') clear; st = loadmat([tempdir(), 'example_loadmat.mat']); who st.A st.B clear who loadmat([tempdir(), 'example_loadmat.mat']); who A B

append variables

C = eye(3, 4); savemat([tempdir(), 'example_loadmat.mat'], 'C', '-append') clear; st = loadmat([tempdir(), 'example_loadmat.mat']); who st.A st.B st.C clear who loadmat([tempdir(), 'example_loadmat.mat']); who A B C

compression

C = eye(1000, 1000); savemat([tempdir(), 'example_savemat_with_compression.mat'], 'C') savemat([tempdir(), 'example_savemat_no_compression.mat'], 'C', '-nocompression') with_compression = dir([tempdir(), 'example_savemat_with_compression.mat']) no_compression = dir([tempdir(), 'example_savemat_no_compression.mat'])

See also

loadmat, save, savenh5.

History

VersionDescription
1.0.0initial version

Author

Allan CORNET