shell 脚本语法

for in do done

users=$(cut -d ':' -f1 /etc/passwd)for username in $usersdo echo $usernamedone

for do done

read -p "echo number " nufor((i=0; i<$nu; i++))do echo $idone

转载于:https://www.cnblogs.com/bandbandme/p/4280684.html

相关资源：数据结构—成绩单生成器