Save and Load the variables in GUI Mode

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Thulasi Durai Durai Samy
Hello
I nee to save a structure LD in a file. The user types the filename using uiputfile
[file,path] = uiputfile('*.m','Save file name');
if file~=0
save(fullfile(path,file), LD)
end
error:
??? Error using ==> save Argument must contain a string.
Can some one help me pls.

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Walter Roberson
Walter Roberson 2012-7-22
save(fullfile(path,file), 'LD') %note quotes
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Thulasi Durai Durai Samy
Thulasi Durai Durai Samy 2012-7-22
Hello Walter Roberson
ya! the error I made is
uiputfile('*.m','Save file name');
should have extension *.mat,
thanks for advice!
Thulasi Durai Durai Samy
Thulasi Durai Durai Samy 2012-7-22
Hello Walter Roberson
If I save handle of an objects does this reference to the objects handle remain same if I reload the handle

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