getString static method

Future<String?> getString(
  1. String key
)

Implementation

static Future<String?> getString(String key) async {
  try {
    final File file = File("${_directory.path}/$key.txt");
    if (file.existsSync()) {
      return await file.readAsString();
    }
    return null;
  } catch (e) {
    return null;
  }
}