Loops/While: Difference between revisions

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@@ Line 1,240: / Line 1,240: @@
 }</lang>
 ===Tail recursive===
-<lang scala>@tailrec
+<lang scala>  @tailrec
-def loop(iter: Int) {
+  def loop(iter: Int) {
+    if ((iter > 0)) {
       println(iter)
-      val half = iter / 2
+      loop(iter / 2)
-      if (half > 0) loop(half)
     }
+  }
-    loop(1024)</lang>
+  loop(1024)</lang>
 ===Iterator===