Scala RegEx pattern matching

HelloWorld.scala

object HelloWorld {
   def main(args: Array[String]) {
      
        val regex = """([^\s]+)\s+([^\s]+)""".r
        Array("word1 word2", "word3 word4").map({
            case regex(first, second) =>
                Console.out.println(s"Found words : $first $second")
            case other =>
                Console.err.println(s"Unexpected line: $other")
        })
      
   }
}

/*

Found words : word1 word2                                                                                                          
Found words : word3 word4

*/