speed property Null safety

String speed

Current speed

Implementation

String get speed {
  final _speed = Speed(removeTrailingZeros: true);
  _speed.convert(SPEED.meters_per_second, speedMPS);
  final speed = isMetric ? _speed.kilometers_per_hour : _speed.miles_per_hour;
  return '${speed.value!.to2Dp}${speed.symbol}';
}