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项目：shell实现多级菜单脚本编写

news 2025/9/11 7:22:43

1. 提示

2. 演示效果

2.1. 一级菜单

2.2. 二级菜单

2.3. 执行操作

3. 参考代码

1. 提示

本脚本主要实现多级菜单效果，并没有安装LAMP、LNMP环境，如果要用在实际生成环境中部署LNMP、LAMP环境，只需要简单修改一下就可以了。

2. 演示效果

2.1. 一级菜单

2.2. 二级菜单

2.3. 执行操作

3. 参考代码

[root@server ~]# vim multi_menu.sh
#!/bin/bash
#
function menu(){
cat << EOF
----------------------------------------------
|*******Please Enter Your Choice:[1-4]*******|
----------------------------------------------
* `echo -e "\033[35m 1)lamp install\033[0m"`
* `echo -e "\033[35m 2)lnmp install\033[0m"`
* `echo -e "\033[35m 3)quit\033[0m"`
* `echo -e "\033[35m 4)return main menu\033[0m"`
EOF
}function lamp_menu(){
cat << EOF
----------------------------------------------
|*******Please Enter Your Choice:[1-4]*******|
----------------------------------------------
* `echo -e "\033[35m 1)http install\033[0m"`
* `echo -e "\033[35m 2)mysql install\033[0m"`
* `echo -e "\033[35m 3)php install\033[0m"`
* `echo -e "\033[35m 4)return main menu\033[0m"`
EOF
read -p "####please input second_lamp optios[1-4]: " num2
expr $num2 + 1 &>/dev/null #这里加1，判断输入的是不是整数。
if [ $? -ne 0 ]
then #如果不等于零，代表输入不是整数。echo "###########################"echo "Waing !!!,input error "echo "Please enter choose[1-4]:"echo "##########################"sleep 1
elseif [ $num2 -gt 4 ]thenecho "###########################"echo "Waing !!!,Out of range "echo "Please enter choose[1-4]:"echo "##########################"sleep 1fi
fi
case $num2 in1)# yum 安装httpdyum install httpd -y &> /dev/nullif(($?==0))thenecho "安装httpd成功"fisleep 2lamp_menu;;2)# yum 安装 MySQL...yum install mysql -y &> /dev/nullif(($?==0))thenecho "安装mysql成功"fisleep 2lamp_menu;;3)# yum 安装 PHP...yum install php -y &> /dev/nullif(($?==0))thenecho "安装php成功"fisleep 2lamp_menu;;4)clearmenu;;*)clearechoecho -e "\033[31mYour Enter the wrong,Please input again Choice:[1-4]\033[0m"lamp_menu
esac
}
function lnmp_menu(){
cat << EOF
----------------------------------------------
|*******Please Enter Your Choice:[1-4]*******|
----------------------------------------------
* `echo -e "\033[35m 1)nginx install\033[0m"`
* `echo -e "\033[35m 2)mysql install\033[0m"`
* `echo -e "\033[35m 3)php install\033[0m"`
* `echo -e "\033[35m 4)return main menu\033[0m"`
EOF
read -p "please input second_lnmp options[1-4]: " num3
expr $num3 + 1 &>/dev/null #这里加1，判断输入的是不是整数。
if [ $? -ne 0 ]
then #如果不等于零，代表输入不是整数。echo "###########################"echo "Waing !!!,input error "echo "Please enter choose[1-4]:"echo "##########################"sleep 1
elseif [ $num3 -gt 4 ]thenecho "###########################"echo "Waing !!!,Out of range "echo "Please enter choose[1-4]:"echo "##########################"sleep 1fi
fi
case $num3 in1)# yum 安装 Nginx...yum install nginx -y &> /dev/nullif(($?==0))thenecho "安装nginx成功"fisleep 2lnmp_menu;;2)# yum 安装 MySQL...yum install mysql -y &> /dev/nullif(($?==0))thenecho "安装mysql成功"fisleep 2clearlnmp_menu;;3)# yum 安装 PHP...yum install php -y &> /dev/nullif(($?==0))thenecho "安装php成功"fisleep 2clearlnmp_menu;;4)clearmenu;;*)clearechoecho -e "\033[31mYour Enter the wrong,Please input again Choice:[1-4]\033[0m"lnmp_menu
esac
}clear
menu
while true
doread -p "##please Enter Your first_menu Choice:[1-4] " num1expr $num1 + 1 &>/dev/null #这里加1，判断输入的是不是整数。if [ $? -ne 0 ]then #如果不等于零，代表输入不是整数。echo "----------------------------"echo "| Waring!!! |"echo "|Please Enter Right Choice!|"echo "----------------------------"sleep 1elif [ $num1 -gt 4 ]then # 输入数字超范围echo "----------------------------"echo "| Waring!!! |"echo "| Out of range! |"echo "----------------------------"sleep 1elsecase $num1 in1)clearlamp_menu;;2)clearlnmp_menu;;3)clearbreak;;4)clearmenu;;*)clearecho -e "\033[31mYour Enter a number Error,Please Enter again Choice:[1-4]: \033[0m"menuesacfi
done