1.下载
https://www.scala-lang.org/files/archive/
wget https://www.scala-lang.org/files/archive/scala-2.11.6.tgz
2.解压
tar xvf scala-2.11.6.tgz
3.移动至/usr/local
sudo mv scala-2.11.6 /usr/local/scala
4.修改用户环境变量
sudo gedit ~/.bashrc
export SCALA_HOME=/usr/local/scala
export PATH=$PATH:$SCALA_HOME/bin
5.用户环境变量生效
source ~/.bashrc
5.启动scala
scala