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change a group of file names

Posted on 1998-06-10
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Last Modified: 2010-04-21
Hi,
Is there any Unix command which can change all files whose names ended with .a to  .b ?
(mv  *.a  *.b doesn't work)

Thanks
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Question by:tian
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ahoffmann earned 50 total points
ID: 2007861
ls *.a | sed -e 's/\(.*\)\.a/mv \1.a \1.b/' | sh
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