<< loadmat

MATIO

whomat >>

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savemat

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save workspace variables to .mat file

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Syntax

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savemat(filename)

savemat(filename, version, var1, ..., varN)

savemat(filename, '-append', ...)

savemat(filename, '-nocompression', ...)

Input argument

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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

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savemat save workspace variables to .mat file.

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

Bibliography

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

Examples

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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

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loadmat, save, savenh5.

History

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Version	Description
1.0.0	initial version

Author

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Allan CORNET