Shell脚本实现递归删除空文件夹

#!/bin/bash
# author: 十年后的卢哥哥
# des: delete empty directories recursive
deleteempty() {
  find ${1:-.} -mindepth 1 -maxdepth 1 -type d | while read -r dir
  do
    if [[ -z "$(find "$dir" -mindepth 1 -type f)" ]] >/dev/null
    then
      echo "$dir"
      rm -rf ${dir} 2>- echo "Empty, Deleted!" || echo "Delete error"
    fi
    if [ -d ${dir} ]
    then
      deleteempty "$dir"
    fi
  done
}
deleteempty

# sh dedr.sh