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converting all Lower chareacters to Upper and vice versa using sed

Posted 03-27-2014 at 05:30 AM by dinakumar12

sed -i 's/\(.*\)/\U\1/' samplefile #This converts the contents of samplefile (filename) from Lower to upper


sed -i 's/\(.*\)/\L\1/' samplefile #This converts the contents of samplefile (filename) from Upper to Lower
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