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    %% Write Tab-Delimited Data and Specify Precision  

%% 
% Create an array of sample data, |M|. 
M = magic(3)*pi  

%% 
% Write matrix |M| to a file, |'myFile.txt'|, delimited by the tab character
% and using a precision of 3 significant digits. 
dlmwrite('myFile.txt',M,'delimiter','\t','precision',3)  

%% 
% View the data in the file. 
type('myFile.txt')