Updated Examples (markdown)

Examples.md

@@ -71,6 +71,8 @@ getting the data on JSON format and parsing the buffer:
 
 ## Example 3: iterators
 
+### JsonArray
+
 ```c++
 char json[] = "[\"A\",\"B\",\"C\"]";
 JsonArray& array = jsonBuffer.parseArray(json);
@@ -85,6 +87,7 @@ for(JsonArray::iterator it=array.begin(); it!=array.end(); ++it)
 
 }
 ```
+### JsonObject
 
 ```c++
 char json[] = "{\"key\":\"value\"}";
@@ -104,6 +107,22 @@ for(JsonObject::iterator it=object.begin(); it!=object.end(); ++it)
 }
 ```
 
+### JsonVariant
+
+for an object:
+```c++
+for( const auto& kv : variant.as<JsonObject>() ) {
+    Serial.println(kv.key);
+    Serial.println(kv.value.as<char*>());
+}
+```
+and for an array:
+```c++
+for( const auto& value : variant.as<JsonArray>() ) {
+    Serial.println(value.as<char*>());
+}
+```
+
 ## Example 4: Serialize and Deserialize
 Here is the canonical example for serializing and deserializing with ArduinoJson.
 By following this example, you are making the best usage of your memory and you maintain a good software design.