getMapT<K, T> static method

Map<K, T?>? getMapT<K, T>(String key, T fromJsonT(dynamic json))

获取sp中key的Map对象值

Implementation

static Map<K, T?>? getMapT<K, T>(
    String key, T Function(dynamic json) fromJsonT) {
  var str = _prefs.getString(key);
  return str.kfromJsonMapT(fromJsonT);
}