scala 输出hello world

查看scala版本scala -versionScala code runner version 2.12.8 – Copyright 2002-2018, LAMP/EPFL and Lightbend, Inc.运行scala，进入交互式界面➜ ~ scalaWelcome to Scala 2.12.8 (Java HotSpot(TM) 64-Bit Server VM, Java 9.0.4).Type in expressions for evaluation. Or try :help.//输出hell oworldprintln(“Hello World”)//输出//scala> println(“hello world”)//hello world