该shell脚本有如下点： bash or dash case语句的写法 脚本help写法 参数是否为空的写法 算数运算的写法 #! /bin/bash case "$1" in -h|--help|?) echo "Usage: 1st arg:pin name, 2st arg:reset time" echo "...
默认端口:2049 root@windows7:~# showmount -h Usage: showmount [-adehv] [--all] [--directories] [--exports] [--no-headers] [--help] [--version] [host] 查看 showmount -e ser...