SHELL用法五（Case语句）

case $INPUT in
Pattern1)
语句1
;;
Pattern2)
语句2
;;
esac

case $1 in
1)
wget -c http://nginx.org/download/nginx-1.16.0.tar.gz
;;
esac

select i in redhat centos ubuntu suse(菜单名)
do
echo $idone

#!/bin/bash
PS3="What you like most of the open source system? "
select i in redhat centos ubuntu suse
do
echo "Your Select OS is " $i
done

#!/bin/bash
PS3="What you like most of the open source system? "
select i in redhat centos ubuntu suse
do
case $i in
redhat)
echo "redhat linux"
;;
centos)
echo "centos linux"
;;
ubuntu)
echo "ubuntu linux";;
suse)
echo "suse linux"
;;
*)
exit
esac
done

find（工具） path（路径） -option（参数） -action（动作）；
find
path
-option
[ -print ]
[ -exec
-ok
command ]

find / -name eth0find / -name ifcfg-eth0
find / -name "*eth0"
find /etc/ -name "*eth0"
find /etc/sysconfig/network-scripts/ -name "*eth0"

find / -name auto_mysql_backup.sh
find / -name *mysql_backup*.sh

find / -name "*.rpm"
find / -name "mariadb*rpm"
find / -name "*.rpm" -a -name "mariadb*"
find / -name "*.rpm" -name "mariadb*" ! -name "mariadb-libs*"
find / -name "*.rpm" -a -name "mariadb*" -a ! -name "mariadb-libs*

for soft in `find / -name "*.rpm" -name "mariadb*" ! -name
"mariadb-libs*"`;do cp $soft /tmp/;done
cp `find / -name "*.rpm" -name "mariadb*" ! -name "mariadb-libs*"`
/tmp/
\cp $(find / -name "*.rpm" -name "mariadb*" ! -name "mariadb-libs*")
/tmp/
find / -name "*.rpm" -name "mariadb*" ! -name "mariadb-libs*" -exec cp
{} /tmp/ \;
find / -name "*.rpm" -name "mariadb*" ! -name "mariadb-libs*"|xargs -I {}cp {} /tmp/