at static method

Future<void> at(
  1. String t
)

Implementation

static Future<void> at(String t) async {
  // print("at");
  SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
  var data = sharedPreferences.getStringList('test_tr') ?? [];
  var set = data.toSet();
  set.add(t);
  sharedPreferences.setStringList('test_tr', set.toList());
}