diff options
Diffstat (limited to 'docs/examples/iterators.scala')
| -rw-r--r-- | docs/examples/iterators.scala | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/docs/examples/iterators.scala b/docs/examples/iterators.scala index 5f951156cf..c0bfb91cef 100644 --- a/docs/examples/iterators.scala +++ b/docs/examples/iterators.scala @@ -3,14 +3,14 @@ package examples; object iterators { def Array(elems: Double*): Array[Double] = { - val ar = new Array[Double](elems.length); + val ar = new Array[Double](elems.length) for (val i <- Iterator.range(0, elems.length)) - ar(i) = elems(i); + ar(i) = elems(i) ar } def printArray(xs: Array[Double]) = - Iterator.fromArray(xs) foreach { x => Console.println(x) }; + Iterator.fromArray(xs) foreach { x => Console.println(x) } def findGreater(xs: Array[Double], limit: Double) = Iterator.fromArray(xs) @@ -18,12 +18,11 @@ object iterators { .filter{case Pair(x, i) => x > limit } .map{case Pair(x, i) => i} - def main(args: Array[String]) = { - val ar = Array/*[Double]*/(6, 2, 8, 5, 1); - printArray(ar); - Console.println("Elements greater than 3.0:"); + def main(args: Array[String]): Unit = { + val ar = Array/*[Double]*/(6, 2, 8, 5, 1) + printArray(ar) + Console.println("Elements greater than 3.0:") findGreater(ar, 3.0) foreach { x => Console.println(ar(x)) } } } - |