Date: Mar 14, 2013 8:01 AM
Author: Phil
Subject: Re: Save strings and numbers together

"Bruce " <blmckinley@signalprocessing.com> wrote in message <khprk6$c5d$1@newscl01ah.mathworks.com>...
> "Phil Roberts" wrote in message <khpl27$nat$1@newscl01ah.mathworks.com>...
> > Hi,
> >
> > I have the following strings and number as separate variables. How can I save them together in one file, such as a .txt file?
> >
> > Strings
> > 'Test Point'
> > 'speed_Engine_av'
> > 'torque_Brake_av'
> > 'power_Brake_av'
> >
> > Numbers
> > 1
> > 2
> > 3
> > 4
> >
> > I wish to save them so that the string and its corresponding number are on the same row i.e. Test Point 1, speed_Engine_av 2 etc
> >
> > Thanks in advance,
> >
> > Phil

>
> As long as the strings don't include any commas, you can use a Comma Separated Value file. You can open the file as a spreadsheet and the cells will appear in separate columns. Or you can open it and fscanf your values back into MATLAB or using any other programming language.
>
> strvar = {'Test Point', 'speed_Engine_av'. 'torque_Brake_av', 'power_Brake_av'};
> val = {1, 2, 3, 4};
> fid=fopen('myfile.csv','wt');
> for i=1:length(val)
> fprintf(fid,'%s, %d\n',strvar{i},val{i});
> end
> fclose(fid);


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Thanks for the response.

If I have I have an additional column of numbers in the "val" parameter, how to I add this to fprintf so both columns of val are printed in the file? I am a new user of matlab so apologies for the simipicity of this question.

Thanks in advance,

Phil