1 下载IDEA以及scala sdk
http://www.jetbrains.com/idea/download/download-thanks.html?code=IIC
http://www.scala-lang.org/download/
2 DEA安装scala插件
file->settings->plugins
输入scala,然后点击install
完成后重启IDEA
新建scala工程,选择scala sdk位置
3 helloworld代码
进入主界面后,新建scala文件hello,文件类型选择object
object @H_403_24@hello {
def @H_403_24@main(args: Array[String@H_403_24@]): Unit = {
say_hello@H_403_24@()
}
def @H_403_24@say_hello(): Unit ={
println@H_403_24@("hello"@H_403_24@)
}
}