file1.txt
neighbor 192.168.3.1 remote-as 200
neighbor 192.168.4.1 remote-as 300
neighbor 192.168.15.1 remote-as 400
neighbor 192.168.16.1 remote-as 500
neighbor 20.249.208.165 remote-as 200
neighbor 80.249.208.165 remote-as 100
neighbor 192.168.5.1 remote-as 400
file2.txt
neighbor 26.24.1.165 remote-as 200
neighbor 90.239.208.165 remote-as 100
neighbor 192.168.3.1 remote-as 200
neighbor 192.168.4.1 remote-as 300
neighbor 192.168.5.1 remote-as 400
neighbor 192.168.6.1 remote-as 500
neighbor 192.168.15.1 remote-as 400
neighbor 192.168.16.1 remote-as 500
我有这两个文件！！！！ 我想将file1.txt的每一行与file2.txt的所有行进行比较，并打印出确实匹配的行。
我尝试了很多方法，有时候在使用for循环之外的变量时遇到问题！谁能帮我 ！！！谢谢