sh 壳：快速和脏 - 检查POSIX安装程序系统

Posted 2021-05-07

#!/bin/bash

if type "yum" &> /dev/null ;
then
  echo 'RedHat based OS'
elif type "apt-get" &> /dev/null ;
then
  echo 'Debian based OS'
else
	echo 'Unknown OS'
fi