Data commit

Task/Singleton/ActionScript/singleton.as

@@ -0,0 +1,20 @@
+package
+{
+    public class Singleton
+    {
+
+        private static var instance:Singleton;
+
+        // ActionScript does not allow private or protected constructors.
+        public function Singleton(enforcer:SingletonEnforcer) {
+
+        }
+
+        public static function getInstance():Singleton {
+            if (instance == null) instance = new Singleton(new SingletonEnforcer());
+            return instance;
+        }
+    }
+}
+
+internal class SingletonEnforcer {}