count=1
for img in *.[jJ][pP][gG]
do
new=image-$count.${img##*.}
mv "$img" "$new1" 2>/tmp/demo/chapter2/log.file
if [ $? -eq 0 ]thenecho "Renaming $img to $new1"let count++fi
done
文件重命名
原文：http://blog.51cto.com/ernest/2131393
