XmlWriter.WriteWhitespaceAsync Method (String)
 Note |
|---|
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Asynchronously writes out the given white space.
Assembly: System.Xml (in System.Xml.dll)
Parameters
- ws
-
Type:
System.String
The string of white space characters.
Return Value
Type: System.Threading.Tasks.TaskThe task that represents the asynchronous WriteWhitespace operation.
| Exception | Condition |
|---|---|
| InvalidOperationException | An XmlWriter 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 XmlWriter asynchronous method was called without setting the Async flag to true. In this case, InvalidOperationException is thrown with the message “Set XmlWriterSettings.Async to true if you want to use Async Methods.” |
This is the asynchronous version of WriteWhitespace, 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
