linux 脚本 批量添加用户

Question

! /bin/sh

i=1

awk 'BEGIN{FS=":";}{print$3}'/etc/passwd>uid_list

temp='tail -1 uid_list'

while[$i -le 100]

do

mkdir /home/test/student$[i]
temp=$(($i+1))

echo "student$[i]:x:${temp}:100:student${i}:/home/test/student${i}:/bin/bash">>/etc/passwd

echo "studnet${i}: :16487:0:099999:7:::">>/etc/shadow
i=$(($i+1))

done
这样写可以吗
为什么不执行

Answer 1

http://blog.chinaunix.net/uid-27126319-id-3262252.html
http://www.cnblogs.com/lanxuezaipiao/archive/2012/12/01/2797440.html