给用户加个操作某个目录的权限
[root@localhost]# chown -R root:zhjx /usr/local/apache2/htdocs/
[root@localhost]# chmod -R 775 /usr/local/apache2/htdocs/
[root@localhost]# chown -R root:zhjx /usr/local/apache2/htdocs/
[root@localhost]# chmod -R 775 /usr/local/apache2/htdocs/