Create a file that has some college department names and enrollments. For example, it might look like this:

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Ch9Ex28.m

% Read in department names and enrollments from one file and

% write first 4 chars of names w enrollments to another file

fid = fopen('eng.dat');

if fid == -1

 disp('File open not successful')

else

 %Open a new file for writing

 nfid = fopen('neweng.dat','w');

 while feof(fid) == 0

 aline = fgetl(fid);

 %Seprate department names and enrollment

 [dep num] = strtok(aline); 

 num = str2num(num);

 fprintf(nfid,'%s %d\n',dep(1:4),num); %Write to file

 end

 

 %Error-check file close

 closeresult = fclose('all');

 if closeresult == 0

 disp('File close successful')

 else

 disp('File close not successful')

 end

end

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