scala-2.12.1安装详细步骤

1、下载文件 scala2.12.1.tgz

http://download.youkuaiyun.com/detail/qbw2010/9797916

2、登陆Linux

       [root@master /]#

 创建文件夹存放Scala

       [root@master /]# mkdir scala

上传文件到usr下面并解压

      [root@master /]# tar -zxf  scala-2.12.1.tgz

移动到scala下面

     [root@master /]# mv scala-2.12.1 scala

3、编辑配置文件添加scala的配置

    [root@master scala-2.12.1]# vim /etc/profile

export SCALA_HOME=/scala/scala-2.12.1
export PATH=$PATH:$SCALA_HOME/bin

:wq      #保存并退出

执行配置文件

[root@master scala-2.12.1]# . /etc/profile

4、验证scala

[root@master scala-2.12.1]# scala -version
Scala code runner version 2.12.1 -- Copyright 2002-2013, LAMP/EPFL
[root@master scala-2.12.1]# scala
Welcome to Scala version 2.12.1 (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0).
Type in expressions to have them evaluated.
Type :help for more information.

scala> 9*9
res0: Int = 81