This property indicates whether this parameter can be modified by UI user or not. True if the parameter will be modifiable by the user in the user interface, false if the parameter will display as read-only. The default is true.

public bool UserModifiable { get; set; }

Public Property UserModifiable As Boolean
	Get
	Set

public:
property bool UserModifiable {
	bool get ();
	void set (bool value);
}