modules/javafx.graphics/src/main/java/javafx/geometry/Orientation.java

@@ -29,14 +29,14 @@
  * Orientation
  * @since JavaFX 2.0
  */
 public enum Orientation {
     /**
-     * The horizontal (right <-> left) orientation
+     * The horizontal (right &lt;-&gt; left) orientation
      */
     HORIZONTAL,
 
     /**
-     * The vertical (top <-> bottom) orientation
+     * The vertical (top &lt;-&gt; bottom) orientation
      */
     VERTICAL
 }