write and read file flutter code example

Example 1: write and read to file in flutter

Future<File> get _localFile async {
  final path = await _localPath;
  return File('$path/counter.txt');
}

Example 2: write and read to file in flutter

Future<String> get _localPath async {
  final directory = await getApplicationDocumentsDirectory();

  return directory.path;
}