今天天气阴，有点儿无聊，就做了这么无趣的玩样儿。。。。。。
#!/bin/bash
#Date:2017-6-20
#Version:1.0
#Author:xcn(baishuchao@yeah.net)
menu (){
cat <<END
1.[install lamp]
2.[install lnmp]
3.[exit]
pls input the num you want:
END
read -t 15 a
}
menu1 (){
cat <<END
1.[APCHE]
2.[MYSQL]
3.[PHP]
4.[BACK]
Pls input the lamp menu num you want:
*************************************
END
read num1
}
menu2 (){
cat <<END
1.[NGINX]
2.[MYSQL]
3.[PHP]
4.[BACK]
Pls input the lnmp menu num you want:
**************************************
END
read num2
}
#######################[ menu1 ]############################
menu
[ $a -eq 1 ] && {
clear
menu1
[ $num1 -eq 1 ] && {
echo "installing apache"
sleep 3
echo "install is apacheed"
menu1
}
[ $num1 -eq 2 ] && {
echo "installing mysql"
sleep 3
echo "install is mysqled"
menu1
}
[ $num1 -eq 3 ] && {
echo "installing php"
sleep 3
echo "install is php"
menu1
}
[ $num1 -eq 4 ] && {
echo "return to previous menu"
menu
}
}
####################[ menu2 ]########################################
[ $a -eq 2 ] && {
clear
menu2
[ $num2 -eq 1 ] && {
echo "installing nginx"
sleep 3
echo "install is nginx"
menu2
}
[ $num2 -eq 2 ] && {
echo "installing mysql"
sleep 3
echo "install is mysqled"
menu2
}
[ $num2 -eq 3 ] && {
echo "installing php"
sleep 3
echo "install is php"
menu2
}
[ $num2 -eq 4 ] && {
echo "return to previous menu"
menu
}
}
[ $a -eq 3 ] && {
echo "baybay"
exit
}
奇迹出现：
[root@XCN ~]# sh menu.sh
1.[install lamp]
2.[install lnmp]
3.[exit]
pls input the num you want:
1
1.[APCHE]
2.[MYSQL]
3.[PHP]
4.[BACK]
Pls input the lamp menu num you want:
*************************************
2
installing mysql
install is mysqled
1.[APCHE]
2.[MYSQL]
3.[PHP]
4.[BACK]
Pls input the lamp menu num you want:
*************************************本文出自 “小菜鸟” 博客，请务必保留此出处http://baishuchao.blog.51cto.com/12918589/1941361
原文：http://baishuchao.blog.51cto.com/12918589/1941361