getInt method
Returns the value corresponding to the given key as an Integer.
Implementation
@override
int getInt(String key, {int defaultValue = Config.defaultValueForInt}) {
return _store.containsKey(key) && _store[key] is int
? _store[key] as int
: _defaults.containsKey(key) && _defaults[key] is int
? _defaults[key] as int
: defaultValue;
}