scala入门

 

一、macos 安装scala：

使用homebrew安装：brew install scala：

==> Downloading https://downloads.lightbend.com/scala/2.12.7/scala-2.12.7.tgz

######################################################################## 100.0%

==> Caveats

To use with IntelliJ, set the Scala home to:

  /usr/local/opt/scala/idea

==> Summary

🍺  /usr/local/Cellar/scala/2.12.7: 42 files, 20.8MB, built in 46 seconds

 

二、intellij idea安装scala开发插件：

1.找到 setting - plugins - install jetbrain plugin...  

2.搜索scala，点击install

3.重启idea

 

三、idea创建scala项目：

new project - scala