scala 安装和入门

IntelliJ IDEA安装scala插件

http://www.cnblogs.com/Leo_wl/p/4466616.html

start

http://www.scala-lang.org/documentation/getting-started.html

Unix$SCALA_HOME/usr/local/share/scala$PATH$PATH:$SCALA_HOME/bin

Windows%SCALA_HOME%c:\Progra~1\Scala%PATH%%PATH%;%SCALA_HOME%\bin




/**
 * Created by Administrator on 2015/9/16.
 */

object  hello extends  App
{

  println("hello.scala test")
}

/**
 * Created by Administrator on 2015/9/16.
 */
object HelloWorld {


   def main(args: Array[String]) {


     println("laizi helloworld")
  }


}

编译：
scalac HelloWorld.scala

scalac -d classes HelloWorld.scala

执行：
scala HelloWorld
scala -cp classes HelloWorld