XmlIncludeAttribute(Type) Construtor

Definição

Namespace:

System.Xml.Serialization

Assembly:

System.Xml.XmlSerializer.dll

Assembly:

System.Xml.dll

Assembly:

netstandard.dll

Inicializa uma nova instância da classe XmlIncludeAttribute.

public:
 XmlIncludeAttribute(Type ^ type);

public XmlIncludeAttribute (Type type);

public XmlIncludeAttribute (Type? type);

new System.Xml.Serialization.XmlIncludeAttribute : Type -> System.Xml.Serialization.XmlIncludeAttribute

Public Sub New (type As Type)

Parâmetros

type

Type

O Type do objeto a ser incluído.

Exemplos

O exemplo a seguir mostra três classes, duas das quais herdam da terceira. O exemplo aplica-se a XmlIncludeAttribute um método que retorna uma instância de uma das duas classes derivadas. O exemplo define a Type propriedade como o tipo do objeto retornado.

public ref class Vehicle{};

public ref class Car: public Vehicle{};

public ref class Truck: public Vehicle{};

public ref class Sample
{
public:

   [WebMethodAttribute]
   [XmlInclude(Car::typeid)]
   [XmlInclude(Truck::typeid)]
   Vehicle^ ReturnVehicle( int i )
   {
      if ( i == 0 )
            return gcnew Car;
      else
            return gcnew Truck;
   }
};

public class Vehicle{}

public class Car:Vehicle{}

public class Truck:Vehicle{}

public class Sample
{
[WebMethodAttribute]
[XmlInclude(typeof(Car))]
[XmlInclude(typeof(Truck))]
public Vehicle ReturnVehicle(int i){
   if(i == 0)
      return new Car();
   else
      return new Truck();
   }
}

Public Class Vehicle
End Class
 
Public Class Car
    Inherits Vehicle
End Class
 
Public Class Truck
    Inherits Vehicle
End Class
 
Public Class Sample    
    <WebMethod(), _
     XmlInclude(GetType(Car)), _
     XmlInclude(GetType(Truck))> _
    Public Function ReturnVehicle(i As Integer) As Vehicle
        
        If i = 0 Then
            Return New Car()
        Else
            Return New Truck()
        End If
    End Function
End Class