![](https://img.haomeiwen.com/i4474910/5317b3f0838fb997.png)
function get_name
{
if [ $1 -eq 1 ];then
return 0
else
return 1
fi
}
function get_users
{
users=`cat /etc/passwd | cut -d: -f1`
echo $users
}
user_list=`get_users`
for u in $user_list
do
echo $u
done
return 只是单纯的函数返回 echo能把结果保存到一个变量
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