save

save workspace variables to .nh5 or .mat file

📝 Syntax

• save(filename)

• save(filename, version, var1, ..., varN)

• save(filename, '-append', ...)

• save(filename, '-mat', ...)

• save(filename, '-nh5', ...)

• save(filename, '-nocompression', ...)

📥 Input argument

• filename - a string: .nh5 or .mat filename. extension defines format used .mat or .nh5 (default)

• var1, ..., varN - string: Names of variables to save from Nelson's workspace.

• version: '-v7.3', '-v7', '-v6', '-v4' - mat file version used ('-v7.3'). This option will force '-mat'.

• '-mat' - forces to save as mat file (default '-nh5').

• '-nh5' - forces to save as nh5 file (default '-nh5').

• '-append' - append variables to an existing .nh5/.mat file (-v7.3 only).

• '-nocompression' - disable .nh5/.mat file compression.

📄 Description

save save workspace variables to .nh5 or .mat file.

💡 Examples

A = ones(3, 4);
B = 'hello for open mat users';
save([tempdir(), 'example_load.mat'], 'A', 'B')
clear;
st = load([tempdir(), 'example_load.mat']);
who
st.A
st.B
clear
who
load([tempdir(), 'example_load.mat']);
who
A
B

append variables

C = eye(3, 4);
save([tempdir(), 'example_load.mat'], 'C', '-append')
clear;
st = load([tempdir(), 'example_load.mat']);
who
st.A
st.B
st.C
clear
who
load([tempdir(), 'example_load.mat']);
who
A
B
C

compression

C = eye(1000, 1000);
save([tempdir(), 'example_save_with_compression.mat'], 'C')
save([tempdir(), 'example_save_no_compression.mat'], 'C', '-nocompression')
with_compression = dir([tempdir(), 'example_save_with_compression.mat'])
no_compression = dir([tempdir(), 'example_save_no_compression.mat'])

🔗 See also

load, savenh5, savemat.

🕔 History

Version	📄 Description
1.0.0	initial version