ServiceDescriptionFormatExtensionCollection.IsRequired(Object) 方法

定義

命名空間:

System.Web.Services.Description

組件:

System.Web.Services.dll

傳回值，指出指定的物件對 XML Web Service 的作業是否為必須的。

public:
 bool IsRequired(System::Object ^ item);

public bool IsRequired (object item);

member this.IsRequired : obj -> bool

Public Function IsRequired (item As Object) As Boolean

參數

item

Object

XmlElement 或 ServiceDescriptionFormatExtension 型別的物件，要檢查它是否為必要的物件。

傳回

Boolean

如果需要 item 參數，則為 true，否則為 false。

範例

// Check 'IsRequired' status for 'myFormatExtensionObject' object in collection.
Console::WriteLine( "'IsRequired' status for {0} object is {1}.", myFormatExtensionObject, myCollection->IsRequired( myFormatExtensionObject ) );

// Check 'IsRequired' status for 'myFormatExtensionObject' object in collection.
Console.WriteLine("'IsRequired' status for {0} object is {1}.",
         myFormatExtensionObject.ToString(),
         myCollection.IsRequired(myFormatExtensionObject).ToString());

' Check 'IsRequired' status for 'myFormatExtensionObject' object in collection.
Console.WriteLine("'IsRequired' status for {0} object is {1}.", _
        myFormatExtensionObject.ToString(), _
        myCollection.IsRequired(myFormatExtensionObject).ToString())