getDoubleList abstract method
getDoubleList use for get List of Double
return List of Double according to key, if key is not found then throw PrefException
exception
Example :
ProSheredPreference sheredPrefHelper = ProSheredPreference();
try {
List<double> result = await sheredPrefHelper.getDoubleList("key");
print(result); // print List of Double according to key
} on PrefException catch (e) {
print(e.toString());
}
Implementation
Future<List<double>> getDoubleList(String key);