examples.scala

val t1 = "scala owns java"

var t2 = "scala owns java" // Var can change

val t2:String = "scala owns java" // You can define the type, but rarely you have to

def up(x:String) = x.toUpperCase

def up(x:String):String = { x.toUpperCase } // You can have code blocks for more than one line command.


var t3 = if ("Scala" > "Java") "Scala" else {
	var s = up(t2)
	s.reverse
}



var li = List("Scala","Java","Jython","Rhino","JRuby")

li.filter { lang => lang.startsWith("J") }.map {  lang => lang.toUpperCase }.foreach { lang => println(lang)  }

var x = <languages count={ li.length.toString } >{ for (lang <- li) yield <lang>{ lang }</lang> }</languages>
// Useful when creating Rest APIs hein?

var count = (x \\ "@count").text.toInt
var langs = (x \ "lang")

for ( i <- 0 until count) println( langs(i).text ) 
// Easier to parse