getParam method
get parameter from map with dot
map.getParam('user.info');
``
Implementation
dynamic getParam(String keys) {
dynamic value = this;
List<String> parts = keys.split('.');
List<String> k = parts.sublist(0, parts.length - 1);
Map<dynamic, dynamic> data = value;
for (String i in k) {
if (data[i] is List) {
return data[i];
}
data = data[i];
}
return data[parts.last];
}