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Type in expressions to have them evaluated.
Type :help for more information.
scala> 2 ; 3
<console>:7: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
2 ;;
^
res0: Int = 3
scala> { 2 ; 3 }
<console>:8: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
{ 2 ; 3 }
^
res1: Int = 3
scala> 5 ; 10 ; case object Cow ; 20 ; class Moo { override def toString = "Moooooo" } ; 30 ; def bippy = {
1 +
2 +
3 } ; bippy+88+11
<console>:7: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
5 ; 10 ; case object Cow ; 20 ; class Moo { override def toString = "Moooooo" } ; 30 ; def bippy = {
^
<console>:7: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
5 ; 10 ; case object Cow ; 20 ; class Moo { override def toString = "Moooooo" } ; 30 ; def bippy = {
^
<console>:7: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
5 ; 10 ; case object Cow ; 20 ; class Moo { override def toString = "Moooooo" } ; 30 ; def bippy = {
^
<console>:7: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
5 ; 10 ; case object Cow ; 20 ; class Moo { override def toString = "Moooooo" } ; 30 ; def bippy = {
^
defined object Cow
defined class Moo
bippy: Int
res2: Int = 105
scala>
scala> object Bovine { var x: List[_] = null } ; case class Ruminant(x: Int) ; bippy * bippy * bippy
defined object Bovine
defined class Ruminant
res3: Int = 216
scala> Bovine.x = List(Ruminant(5), Cow, new Moo)
Bovine.x: List[Any] = List(Ruminant(5), Cow, Moooooo)
scala> Bovine.x
res4: List[Any] = List(Ruminant(5), Cow, Moooooo)
scala> :quit
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