RosettaCodeData/Task/Truncate-a-file/MATLAB/truncate-a-file.m

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Mathematica
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2013-10-27 22:24:23 +00:00
function truncate_a_file(fn,count);
fid=fopen(fn,'r');
s = fread(fid,count,'uint8');
fclose(fid);
fid=fopen(fn,'w');
s = fwrite(fid,s,'uint8');
fclose(fid);