XmlReader::ReadContentAsAsync Method (Type^, IXmlNamespaceResolver^)
Asynchronously reads the content as an object of the type specified.
Assembly: System.Xml (in System.Xml.dll)
public: virtual Task<Object^>^ ReadContentAsAsync( Type^ returnType, IXmlNamespaceResolver^ namespaceResolver )
Parameters
- returnType
-
Type:
System::Type^
The type of the value to be returned.
- namespaceResolver
-
Type:
System.Xml::IXmlNamespaceResolver^
An IXmlNamespaceResolver object that is used to resolve any namespace prefixes related to type conversion.
Return Value
Type: System.Threading.Tasks::Task<Object^>^The concatenated text content or attribute value converted to the requested type.
| Exception | Condition |
|---|---|
| InvalidOperationException | An XmlReader method was called before a previous asynchronous operation finished. In this case, InvalidOperationException is thrown with the message “An asynchronous operation is already in progress.” |
| InvalidOperationException | An XmlReader asynchronous method was called without setting the Async flag to true. In this case, InvalidOperationException is thrown with the message “Set XmlReaderSettings.Async to true if you want to use Async Methods.” |
This is the asynchronous version of ReadContentAs, with the same functionality. To use this method, you must set the Async flag to true.
Available since 8
.NET Framework
Available since 4.5
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1