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extract name from file name

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dear all,
i have file which name 200101010000-200101020000.dat..but i need to rename new file using 8 first digit (like 20010101.dat)..how i can extract the name and rename my new file?

Accepted Answer

Walter Roberson
Walter Roberson on 30 Nov 2011
curname = '200101010000-200101020000.dat';
newname = curname([1:8 end-3:end]);
movefile(curname, newname);

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