[root@localhost 10]# sed '1{s/.*/&123/}' /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4123
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
欢迎分享,转载请注明来源:内存溢出
[root@localhost 10]# sed '1{s/.*/&123/}' /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4123
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
欢迎分享,转载请注明来源:内存溢出
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