addToListString method

void addToListString(
  1. dynamic key,
  2. String value
)

Implementation

void addToListString(var key, String value) async {
  SharedPreferences sharedPreferences = await getSharedPreferencesInstance();
  try {
    List<String>? lS = sharedPreferences.getStringList(key);
    lS?.add(value);
    sharedPreferences.setStringList(key, lS!);
  } catch (e) {
    throw ("Problem in adding " + value + "to the String List, the error was" + e.toString());
  }
}