Correct errors in docs for node.layoutDimensions() #2080

documentation/md/collection/layoutDimensions.md

@@ -1,9 +1,11 @@
 This function is used to retrieve the width and height of the bounding box of a node. The way the width and height are calculated is affected by the options object which is passed in.
 
-It returns an object containing the width and height of the calculated bounding box under the `x` and `y` keys respectively. It can be used as a direct replacement for the `boundingBox()` function assuming only `x` and `y` values are needed.
+It returns an object containing the width and height of the calculated bounding box under the `w` and `h` keys respectively. It can be used as a direct replacement for the `boundingBox()` function assuming only `w` and `h` values are needed.
 
 ```js
 var options = {
-  nodeDimensionsIncludeLabels: false, // Boolean which changes whether label dimensions are included when calculating node dimensions
-}
+  nodeDimensionsIncludeLabels: true, // Boolean which changes whether label dimensions are included when calculating node dimensions, default true
+};
+
+var dims = cy.nodes().first().layoutDimensions( options );
 ```