added result yml from example code

Author: OskarStark

components/config/definition.rst

@@ -395,6 +395,45 @@ with ``append()``::
 This is also useful to help you avoid repeating yourself if you have sections
 of the config that are repeated in different places.
 
+The example results in the following:
+
+.. code-block:: yaml
+
+    database:
+        connection:
+            driver:               ~ # Required
+            host:                 localhost
+            username:             ~
+            password:             ~
+            memory:               false
+            parameters:           # Required
+    
+                # Prototype
+                name:
+                    value:                ~ # Required
+
+.. code-block:: xml
+
+    <database>
+        <!-- driver: Required -->
+        <connection
+            driver=""
+            host="localhost"
+            username=""
+            password=""
+            memory="false"
+        >
+
+            <!-- prototype -->
+            <!-- value: Required -->
+            <parameters
+                name="parameters name"
+                value=""
+            />
+
+        </connection>
+    </database>
+
 .. _component-config-normalization:
 
 Normalization