Hi ,
I need to replace the file name extension with txt to csv,i wrote the below script when executing its giving the below error.Please anyone how to do this?


$ a2.sh
mv: *.: cannot access: No such file or directory
./a2.sh[7]: o: bad number
$ vi a2.sh

a2.sh
-----
#!/bin/ksh
txt=$1
csv=$2
for file in *.$txt ; do
mv $file ${file%$txt}$csv
done
exit o


Thanks ,
Mohan