[PersistenceModeAttribute(PersistenceMode.Attribute)]
public override double Step { get; set; }

<PersistenceModeAttribute(PersistenceMode.Attribute)> 
Public Overrides Property Step As Double
	Get
	Set

public:
[PersistenceModeAttribute(PersistenceMode::Attribute)]
virtual property double Step {
	double get () override;
	void set (double value) override;
}

[<PersistenceModeAttribute(PersistenceMode.Attribute)>]
abstract Step : float with get, set
[<PersistenceModeAttribute(PersistenceMode.Attribute)>]
override Step : float with get, set