参数传递Xargs

awk sed grep sort uniq less more xargs
xargs: ls cp rm

• 案例1

[root@localhost ~]# touch /home/file{1..5}

[root@localhost ~]# vim files.txt
/home/file1
/home/file2
/home/file3
/home/file4
/home/file5

[root@localhost ~]# cat files.txt |ls -l
[root@localhost ~]# cat files.txt |rm -rvf

cont.
[root@localhost ~]# cat files.txt |xargs ls -l
-rw-r—r—. 1 root root 0 Mar 11 10:35 /home/file1
-rw-r—r—. 1 root root 0 Mar 11 10:35 /home/file2
-rw-r—r—. 1 root root 0 Mar 11 10:35 /home/file4
-rw-r—r—. 1 root root 0 Mar 11 10:35 /home/file5

[root@localhost ~]# cat files.txt |xargs rm -rvf
removed ‘/home/file1’
removed ‘/home/file2’
removed ‘/home/file4’
removed ‘/home/file5’

• 
  
• 案例2

[root@localhost ~]# touch /home/file{1..5}
[root@localhost ~]# cat files.txt |xargs -I {} ls -l {}
-rw-r—r—. 1 root root 0 Mar 11 10:40 /home/file1
-rw-r—r—. 1 root root 0 Mar 11 10:40 /home/file2
-rw-r—r—. 1 root root 0 Mar 11 10:40 /home/file4
-rw-r—r—. 1 root root 0 Mar 11 10:40 /home/file5

[root@localhost ~]# cat files.txt |xargs -I {} cp -rvf {} /tmp
‘/home/file1’ -> ‘/tmp/file1’
‘/home/file2’ -> ‘/tmp/file2’
‘/home/file4’ -> ‘/tmp/file4’
‘/home/file5’ -> ‘/tmp/file5’

[root@localhost ~]# cat files.txt |xargs -I YANG cp -rvf YANG /var/tmp
‘/home/file1’ -> ‘/var/tmp/file1’
‘/home/file2’ -> ‘/var/tmp/file2’
‘/home/file4’ -> ‘/var/tmp/file4’
‘/home/file5’ -> ‘/var/tmp/file5’

• 案例3

[root@localhost ~]# find /etc -iname “ifcfg“ |xargs -I {} cp -rf {} /tmp