EmptyEnumerator-Klasse
Acts as a placeholder when enumeration is called on an empty collection. The runtime returns the empty enumerator when there are no elements in the collection to enumerate over. This class cannot be inherited.
Vererbungshierarchie
System. . :: . .Object
Microsoft.SqlServer.Dts.Runtime.Enumerators.SMO..::..EmptyEnumerator
Namespace: Microsoft.SqlServer.Dts.Runtime.Enumerators.SMO
Assembly: Microsoft.SqlServer.ForEachSMOEnumerator (in Microsoft.SqlServer.ForEachSMOEnumerator.dll)
Syntax
'Declaration
Public NotInheritable Class EmptyEnumerator _
Implements IEnumerator
'Usage
Dim instance As EmptyEnumerator
public sealed class EmptyEnumerator : IEnumerator
public ref class EmptyEnumerator sealed : IEnumerator
[<SealedAttribute>]
type EmptyEnumerator =
class
interface IEnumerator
end
public final class EmptyEnumerator implements IEnumerator
Der EmptyEnumerator-Typ macht folgende Elemente verfügbar.
Konstruktoren
Name | Beschreibung | |
---|---|---|
EmptyEnumerator | Initializes a new instance of the EmptyEnumerator class. |
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Methoden
Name | Beschreibung | |
---|---|---|
Equals | (Geerbt von Object.) | |
Finalize | (Geerbt von Object.) | |
GetHashCode | (Geerbt von Object.) | |
GetType | (Geerbt von Object.) | |
MemberwiseClone | (Geerbt von Object.) | |
MoveNext | Advances the enumerator to the next element of the collection. Returns false if there is no object to move to. | |
Reset | Sets the enumerator to its initial position, which is before the first element in the collection. | |
ToString | (Geerbt von Object.) |
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Threadsicherheit
Alle öffentlichen static (Shared in Visual Basic)-Elemente dieses Typs sind Threadsicher. Für Instanzelemente wird die Threadsicherheit nicht gewährleistet.