```bash #!/bin/env bash while read she do user=`echo $she |awk -F":""/" '{print $1}{print $2}{print $3}'` username[++I]=$user done < /etc/passwd echo "username first: ${username[1]}" for z in ${!username[@]} do echo "$z: ${username[z]}" done echo -e "\033[47;30m any OK Success.....\033[0m" ``` 2.效果 27: oprofile:x:16:16:Special user account to be used by OProfile home/oprofile sbin/nologin