mv命令移动文件到指定目录
[root@izwz9eg7wtk5xzo0gsmopt]# ls
javaapps sell.jar
[root@izwz9eg7wtk5xzo0gsmopt]# mv sell.jar /opt/javaapps/
[root@izwz9eg7wtk5xzo0gsmopt]# ls
javaapps
[root@izwz9eg7wtk5xzo0gsmopt]# cd javaapps/
[root@izwz9eg7wtk5xzo0gsmjavaapps]# ls
sell.jar
