Use fgets to read strings from a file and recursively print them backwards

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printLinesRev.m

function printLinesRev

% Opens a file and call function to recursively

% print the lines in reverse order

% Format of call: printLinesRev or printLinesRev()

% Does not return any values

% Open file and check file open 

fid = fopen('fileostrings.dat');

if fid == -1

 disp('File open not successful')

else

 fprtback(fid)

end

end

function fprtback(fid)

% Recursively print lines from file backwards

% Format of call: fprtback(fid)

% Does not return any values

aline = ''; 

if ~feof(fid)

 aline = fgets(fid);

 fprtback(fid)

end

disp(aline)

end

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