于大博

[root@study ~]# vi /backup/backupwk.sh #!/bin/bash # ==================================================================== # 用户参数输入位置: # basedir=你用来储存此脚本所预计备份的数据之目录(请独立文件系统) basedir=/backup/weekly &lt...

请在屏幕上面显示出您的环境变量 HOME 与 MAIL: 答: echo $HOME 或者是 echo ${HOME} echo $MAIL 或者是 echo ${MAIL}

name=Yubo echo $name Yubo myname="$name its me" echo $myname Yubo its me myname='$name its me' echo $myname $name its me

vim ans_yn.sh #!/bin/bash # Program: # This program shows the user's choice # History: # 2015/07/16 VBird First releasePATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin export P...