modules/controls/src/main/java/javafx/scene/control/TreeTableView.java

@@ -3495,11 +3495,11 @@
 
         /**
          * Causes the item at the given index to receive the focus. This does not
          * cause the current selection to change. Updates the focusedItem and
          * focusedIndex properties such that <code>focusedIndex = -1</code> unless
-         * <pre><code>0 <= index < model size</code></pre>.
+         * <pre><code>0 &lt;= index &lt; model size</code></pre>.
          *
          * @param index The index of the item to get focus.
          */
         @Override public void focus(int index) {
             if (treeTableView.expandedItemCountDirty) {