安装: curl -L https://get.rvm.io | bash -s stable --autolibs=enabled [--ruby] [--rails] [—trace] $ curl -L get.rvm.io | bash -s stable 1. $ source ~/.bashrc 2. $ source ~/.bash_profile 3. rvm -v
卸载RVM: rvm implode $ cd ~ ; sudo rm -rf .rvm .rvmrc /etc/rvmrc ;gem uninstall rvm