import 'package:easy_localization/easy_localization.dart'; extension DateTimeStringExt on String { String formatTimeString({String format = "yyyy.MM.dd HH:mm:ss"}) { final DateTime? time = DateTime.tryParse(this); if (time == null) return ""; return DateFormat(format, "en").format(time); } int get toInt { return int.tryParse(this) ?? 0; } Map get queryParameters { return Uri.tryParse(this)?.queryParameters ?? {}; } }