EmptyEnumerator 類別
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.
命名空間： Microsoft.SqlServer.Dts.Runtime.Enumerators.SMO
組件： Microsoft.SqlServer.ForEachSMOEnumerator (在 Microsoft.SqlServer.ForEachSMOEnumerator.dll 中)
語法
'宣告
Public NotInheritable Class EmptyEnumerator _
Implements IEnumerator
'用途
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
繼承階層
System. . :: . .Object
Microsoft.SqlServer.Dts.Runtime.Enumerators.SMO..::..EmptyEnumerator
執行緒安全性
這個類型的任何公用static (在 Visual Basic 中為 Shared) 成員都是安全執行緒。不保證任何執行個體成員都可以是安全執行緒。