将目录中的文件批量移动到某一目录下，并将删除目录

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#!/bin/bash
####################################################
#author: kymlin
#date: 2022-3-2
#document: 用于删除第一层目录
###################################################
set -o nounset
set -o errexit
#工作目录
workspace=/root/test
#移动到的目标路径
due_space=/root/test
n=$(ls $workspace)
#if [ $UID -eq 0 ];then
#       echo "请不要使用root用户执行此脚本"
#       exit
#fi
if [ $workspace = "/" ];then
        echo "error due to rm -rf /"
        exit
fi
for i in $n
do
        if test -d $i;then
                if [ "$(ls -A $i)" = "" ]; then
                        echo " $i is empty"
                        continue
                else
                        mv $i/* $due_space
                fi
        else
                echo "$i is not directory"
        fi
done
echo "移动完成！"
for i in $n
do
        if test -d $i;then
                if [ "$(ls -A $i)" = "" ]; then
                        rm -rf $workspace/$i
                        echo "删除$i"
                else
                        echo "$i is not empty"
                fi

        fi
done