MethodBase.IsFamilyOrAssembly MethodBase.IsFamilyOrAssembly MethodBase.IsFamilyOrAssembly MethodBase.IsFamilyOrAssembly Property

Definition

Ruft einen Wert ab, der angibt, ob die potenzielle Sichtbarkeit dieser Methode oder dieses Konstruktors durch FamORAssem beschrieben wird, d. h., die Methode bzw. der Konstruktor kann von Klassen in derselben Assembly und von abgeleiteten Klassen abgerufen werden, wobei es keine Rolle spielt, an welcher Position sich diese befinden.Gets a value indicating whether the potential visibility of this method or constructor is described by FamORAssem; that is, the method or constructor can be called by derived classes wherever they are, and by classes in the same assembly.

public:
 property bool IsFamilyOrAssembly { bool get(); };
public bool IsFamilyOrAssembly { get; }
member this.IsFamilyOrAssembly : bool
Public ReadOnly Property IsFamilyOrAssembly As Boolean

Eigenschaftswert

true, wenn der Zugriff auf diese Methode oder diesen Konstruktor von FamORAssem genau beschrieben wird, andernfalls false.true if access to this method or constructor is exactly described by FamORAssem; otherwise, false.

Implementiert

Beispiele

Im folgenden Codebeispiel werden Methoden mit unterschiedlichen Sichtbarkeits Ebenen definiert, und die Werte der IsAssemblyEigenschaften IsFamily, IsFamilyOrAssembly, und IsFamilyAndAssembly werden angezeigt.The following code example defines methods with varying levels of visibility, and displays the values of their IsAssembly, IsFamily, IsFamilyOrAssembly, and IsFamilyAndAssembly properties.

Hinweis

Die Visual Basic und C# Sprachen können keine Methoden mit MethodAttributes.FamANDAssem Sichtbarkeit definieren; diese Zugriffsebene wird nur C++ im Beispiel angezeigt.The Visual Basic and C# languages cannot define methods with MethodAttributes.FamANDAssem visibility; that access level appears only in the C++ example.

using namespace System;
using namespace System::Reflection;

public ref class Example
{
public:
    void m_public() {};
internal:
    void m_internal() {};
protected:
    void m_protected() {};
protected public:
    void m_protected_public() {};
protected private:
    void m_protected_private() {};
};

void main()
{
    Console::WriteLine("\n{0,-30}{1,-18}{2}", "", "IsAssembly", "IsFamilyOrAssembly"); 
    Console::WriteLine("{0,-21}{1,-18}{2,-18}{3}\n", 
        "", "IsPublic", "IsFamily", "IsFamilyAndAssembly");

    for each (MethodBase^ m in Example::typeid->GetMethods(
        BindingFlags::Instance | BindingFlags::NonPublic | BindingFlags::Public))
    {
        if (m->Name->Substring(0, 1) == "m")
        {
            Console::WriteLine("{0,-21}{1,-9}{2,-9}{3,-9}{4,-9}{5,-9}", 
                m->Name,
                m->IsPublic,
                m->IsAssembly,
                m->IsFamily,
                m->IsFamilyOrAssembly,
                m->IsFamilyAndAssembly
            );
        }
    }
}

/* This code example produces output similar to the following:

                              IsAssembly        IsFamilyOrAssembly
                     IsPublic          IsFamily          IsFamilyAndAssembly

m_public             True     False    False    False    False
m_internal           False    True     False    False    False
m_protected          False    False    True     False    False
m_protected_public   False    False    False    True     False
m_protected_private  False    False    False    False    True
 */
using System;
using System.Reflection;

public class Example
{
    public void m_public() {}
    internal void m_internal() {}
    protected void m_protected() {}
    protected internal void m_protected_public() {}

    public static void Main()
    {
        Console.WriteLine("\n{0,-30}{1,-18}{2}", "", "IsAssembly", "IsFamilyOrAssembly"); 
        Console.WriteLine("{0,-21}{1,-18}{2,-18}{3}\n", 
            "", "IsPublic", "IsFamily", "IsFamilyAndAssembly");
   
        foreach (MethodBase m in typeof(Example).GetMethods(
            BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public))
        {
            if (m.Name.Substring(0, 1) == "m")
            {
                Console.WriteLine("{0,-21}{1,-9}{2,-9}{3,-9}{4,-9}{5,-9}", 
                    m.Name,
                    m.IsPublic,
                    m.IsAssembly,
                    m.IsFamily,
                    m.IsFamilyOrAssembly,
                    m.IsFamilyAndAssembly
                );
            }
        }
    }
}

/* This code example produces output similar to the following:

                              IsAssembly        IsFamilyOrAssembly
                     IsPublic          IsFamily          IsFamilyAndAssembly

m_public             True     False    False    False    False
m_internal           False    True     False    False    False
m_protected          False    False    True     False    False
m_protected_public   False    False    False    True     False
 */
Imports System.Reflection

Public class Example

    Public Sub m_Public() 
    End Sub
    Friend Sub m_Friend() 
    End Sub
    Protected Sub m_Protected() 
    End Sub
    Protected Friend Sub m_Protected_Friend() 
    End Sub

    Public Shared Sub Main()
    
        Console.WriteLine(vbCrLf & _
            "{0,-30}{1,-18}{2}", "", "IsAssembly", "IsFamilyOrAssembly") 
        Console.WriteLine("{0,-21}{1,-18}{2,-18}{3}" & vbCrLf, _
            "", "IsPublic", "IsFamily", "IsFamilyAndAssembly")
   
        For Each m As MethodBase In GetType(Example).GetMethods( _
            BindingFlags.Instance Or BindingFlags.NonPublic Or BindingFlags.Public)
        
            If Left(m.Name, 1) = "m"
            
                Console.WriteLine("{0,-21}{1,-9}{2,-9}{3,-9}{4,-9}{5,-9}", _
                    m.Name, _
                    m.IsPublic, _
                    m.IsAssembly, _
                    m.IsFamily, _
                    m.IsFamilyOrAssembly, _
                    m.IsFamilyAndAssembly _
                )
            End If
        Next
    End Sub
End Class

' This code example produces output similar to the following:
'
'                              IsAssembly        IsFamilyOrAssembly
'                     IsPublic          IsFamily          IsFamilyAndAssembly
'
'm_Public             True     False    False    False    False
'm_Friend             False    True     False    False    False
'm_Protected          False    False    True     False    False
'm_Protected_Friend   False    False    False    True     False

Hinweise

Wenn ein Typmember Sicht MethodAttributes.FamORAssem barkeit hat, kann er von jedem beliebigen Member in einer abgeleiteten Klasse oder von einem beliebigen Member in derselben Assembly, aber nicht von einem anderen Typ aufgerufen werden.If a type member has MethodAttributes.FamORAssem visibility, it can be called from any member in a derived class or any member in the same assembly, but not from any other type.

Die tatsächliche Sichtbarkeit einer Methode wird durch die Sichtbarkeit des Typs eingeschränkt.The actual visibility of a method is limited by the visibility of its type. Die IsFamilyOrAssembly -Eigenschaft kann true für eine Methode sein, aber wenn es sich um eine Methode eines privaten, nicht untergeordneten Typs handelt, ist die Methode außerhalb des enthaltenden Typs nicht sichtbar.The IsFamilyOrAssembly property might be true for a method, but if it is a method of a private nested type then the method is not visible outside the containing type.

Die Sichtbarkeit einer MethodAttributes.FamORAssem Methode oder eines Konstruktors wird von genau beschrieben, wenn sich der Sichtbarkeitsmodifizierer protected public in C++ protected internal C# befindet (Protected Friend in Visual Basic).The visibility of a method or constructor is exactly described by MethodAttributes.FamORAssem if the visibility modifier is protected internal in C# (Protected Friend in Visual Basic, protected public in C++).

Gilt für:

Siehe auch