安装vim8.0的过程

1.先卸载老的vim

yum remove vim-* -y

2.下载第三方yum源

wget -P /etc/yum.repos.d/  https://copr.fedorainfracloud.org/coprs/mcepl/vim8/repo/epel-7/mcepl-vim8-epel-7.repo

3.安装vim

yum -y install vim-enhanced

4.验证vim版本

rpm -qa |grep vim
vim-enhanced-8.0.0704-1.1.26.el7.centos.x86_64
vim-common-8.0.0704-1.1.26.el7.centos.x86_64
vim-minimal-8.0.0704-1.1.26.el7.centos.x86_64
vim-filesystem-8.0.0704-1.1.26.el7.centos.x86_64