Scala First

URL　http://www.scala-lang.org

1) Scala interaction cmd
scala> def isPalindrome(str: String) =
| str == str.reverse.toString()
isPalindrome: (String)Boolean
scala> isPalindrome("mom" )
res1: Boolean = true
scala> isPalindrome("dude" )
res2: Boolean = false
scala>
2) Scala
scala -e "println(\"Hello \"+args(0)+\", \"+args(1))" Buddy "Welcome to Scala"
3) Compile
> scalac Sample.scala
> scala Sample
Hello Scala
> java -classpath /opt/scala/scala-2.7.4.final/lib/scala-library.jar:. Sample
Hello Scala
>