DiscoveryClientDocumentCollection.Contains(String) 方法

定義

命名空間:

System.Web.Services.Discovery

組件:

System.Web.Services.dll

判斷 DiscoveryClientDocumentCollection 是否包含有指定 URL 的物件。

public:
 bool Contains(System::String ^ url);

public bool Contains (string url);

member this.Contains : string -> bool

Public Function Contains (url As String) As Boolean

參數

url

String

要在 DiscoveryClientDocumentCollection 中尋找之文件的 URL。

傳回

Boolean

如果 DiscoveryClientDocumentCollection 包含有指定 URL 的物件，則為 true，否則為 false。

例外狀況

ArgumentNullException

url 為 null。

範例

下列程式碼範例會呼叫 Contains 方法，以判斷探索檔是否包含具有變數中 StringUrl 儲存 URL 的成員。

bool myContains = myDiscoveryClientDocumentCollection->Contains( myStringUrl );
if ( myContains )
   Console::WriteLine( "The discovery document {0} is present in the  Collection", myStringUrl );

bool myContains = myDiscoveryClientDocumentCollection.Contains(myStringUrl);
if (myContains)
   Console.WriteLine("The discovery document {0} is present in the"
                     + " Collection",myStringUrl);

Dim myContains As Boolean = myDiscoveryClientDocumentCollection.Contains(myStringUrl)
If myContains Then
   Console.WriteLine("The discovery document {0} is present in the Collection", _
                                                                        myStringUrl)
End If

另請參閱

• Contains(Object)