for file in `ls *.txt`; do new_file=`echo $file

How to rename all the files in a folder having specific
extension?
Example: I have some files with extension (.txt) in a folder
name 'Test'. I have to rename all the .txt files in a test
and its subdirectories to .my extension.

Question Posted / venugopal adep

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Answer Posted / venugopal adep

for file in `ls *.txt`; do new_file=`echo $file | sed
's/txt/my/g'`; mv $file $new_file; done

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