Created proper 'docs' folder for new layout.

1 files changed, 29 insertions, 0 deletions

diff --git a/docs/examples/iterators.scala b/docs/examples/iterators.scala
new file mode 100644
index 0000000000..5f951156cf
--- /dev/null
+++ b/docs/examples/iterators.scala
@@ -0,0 +1,29 @@
+package examples;
+
+object iterators {
+
+  def Array(elems: Double*): Array[Double] = {
+    val ar = new Array[Double](elems.length);
+    for (val i <- Iterator.range(0, elems.length))
+      ar(i) = elems(i);
+    ar
+  }
+
+  def printArray(xs: Array[Double]) =
+    Iterator.fromArray(xs) foreach { x => Console.println(x) };
+
+  def findGreater(xs: Array[Double], limit: Double) =
+    Iterator.fromArray(xs)
+      .zip(Iterator.from(0))
+      .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:");
+    findGreater(ar, 3.0) foreach { x => Console.println(ar(x)) }
+  }
+
+}
+