▷ Os version (OS 버전 정보)

[ To find os version ]

AIX	oslevel
HP-UX	uname -r
SunOS	uname -r
Linux	if [ -f /etc/system-release ] || [ -f /etc/redhat-release ]    then # RedHat/CentOS/Oracle       if [ -f /etc/system-release ]       then          RELEASE="/etc/system-release"       else          RELEASE="/etc/redhat-release"       fi         OS_VERSION=`cat ${RELEASE} | awk \          '{ if($1=="CentOS")                print $1" "$3;             else if($1=="Oracle")                print $0;             else                print "Red Hat ES "$7;           }'`    else # SuSE       OS_VERSION=`cat /etc/SuSE-release 2> /dev/null | grep VERSION | awk '{ print "SuSE "$NF }'`    fi
Windows	(wmic os get Caption | findstr /v "^$" | select -Last 1).Trim()