[mysql@master ~]$ cat a1.sh
for file
do
echo $file
done
[mysql@master ~]$ sh ./a1.sh 1 2 3 4 5 6
1
2
3
4
5
6
相当于
[mysql@master ~]$ cat a1.sh
for file in $@
do
echo $file
done
[mysql@master ~]$ sh ./a1.sh
[mysql@master ~]$ sh ./a1.sh 1 2 3 4 5 6
1
2
3
4
5
6