BMFTransitStep constructor Null safety

BMFTransitStep(
  1. {int? distance,
  2. int? duration,
  3. List? points,
  4. int? pointsCount,
  5. String? name,
  6. dynamic entrace,
  7. dynamic exit,
  8. String? instruction,
  9. dynamic stepType,
  10. dynamic vehicleInfo}
)

有参构造

Implementation

BMFTransitStep({
  int? distance,
  int? duration,
  List<BMFCoordinate>? points,
  int? pointsCount,
  String? name,
  this.entrace,
  this.exit,
  this.instruction,
  this.stepType,
  this.vehicleInfo,
}) : super(
        distance: distance,
        duration: duration,
        points: points,
        pointsCount: pointsCount,
        name: name,
      );