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-rw-r--r--sources/examples/iterators.scala11
1 files changed, 9 insertions, 2 deletions
diff --git a/sources/examples/iterators.scala b/sources/examples/iterators.scala
index 8eae9fb026..958934e65e 100644
--- a/sources/examples/iterators.scala
+++ b/sources/examples/iterators.scala
@@ -1,6 +1,6 @@
-module iterators {
+object iterators {
- def printArray(xs: Array[Int]) =
+ def printArray(xs: Array[Double]) =
Iterator.fromArray(xs) foreach (x => System.out.println(x));
def findGreater(xs: Array[Double], limit: Double) =
@@ -9,4 +9,11 @@ module iterators {
.filter{case Pair(x, i) => x > limit}
.map{case Pair(x, i) => i}
+ def main(args: Array[String]) = {
+ val xs = List(6, 2, 8, 5, 1);
+ val ar = xs.copyToArray(new Array[Double](xs.length), 0);
+ printArray(ar);
+ findGreater(ar, 3.0) foreach { x => Console.print(x); };
+ }
+
}