xxxxxxxxxx
Object firstKey = myHashMap.keySet().toArray()[0];
Object valueForFirstKey = myHashMap.get(firstKey);
xxxxxxxxxx
val item = HashMap<String, String>() // Dummy HashMap.
val keyByIndex = item.keys.elementAt(0) // Get key by index. I selected "0".
val valueOfElement = item.getValue(keyByIndex) // Get value.