diff options
Diffstat (limited to 'src/library-aux/scala/Null.scala')
| -rw-r--r-- | src/library-aux/scala/Null.scala | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/library-aux/scala/Null.scala b/src/library-aux/scala/Null.scala new file mode 100644 index 0000000000..7455e78ae7 --- /dev/null +++ b/src/library-aux/scala/Null.scala @@ -0,0 +1,17 @@ +/* __ *\ +** ________ ___ / / ___ Scala API ** +** / __/ __// _ | / / / _ | (c) 2002-2010, LAMP/EPFL ** +** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ ** +** /____/\___/_/ |_/____/_/ | | ** +** |/ ** +\* */ + +package scala + +/** `Null` is - together with [[scala.Nothing]] - at the bottom of the Scala type hierarchy. + * + * `Null` is a subtype of all reference types; its only instance is the `null` reference. + * Since `Null` is not a subtype of value types, `null` is not a member of any such type. For instance, + * it is not possible to assign `null` to a variable of type [[scala.Int]]. + */ +sealed trait Null |