shell 批量更改文件或目录名
#!/bin/bashread -p "old extension:" oldext
read -p "new extension:" newext
read -p "The directory:" dir
cd $dirfor file in $(ls $dir | grep .$oldext)
do
name=$(ls $file | cut -d. -f1)
#或者直接用sed替换
#name=$(echo $file |sed 's/oldpattern/newpattern/g')
#mv $file $name
mv $file ${name}.$newext
echo "$name.$oldext ====> $name.$newext"
done
echo "all files has been modified."
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