When overridden in a derived class, gets a value indicating whether the current node can have a Value.
[Visual Basic]
Public MustOverride ReadOnly Property HasValue As Boolean
[C#]
public abstract bool HasValue {get;}
[C++]
public: __property virtual bool get_HasValue() = 0;
[JScript]
public abstract function get HasValue() : Boolean; Property Value
true if the node on which the reader is currently positioned can have a Value; otherwise, false.
Remarks
The following table lists node types that have a value to return.
| Node Type | Value |
| Attribute | The value of the attribute. |
| CDATA | The content of the CDATA section. |
| Comment | The content of the comment. |
| DocumentType | The internal subset. |
| ProcessingInstruction | The entire content, excluding the target. |
| SignificantWhitespace | The white space between markup in a mixed content model. |
| Text | The content of the text node. |
| Whitespace | The white space between markup. |
| XmlDeclaration | The content of the declaration. |
Example
See HasValue (in the XmlTextReader class) for a sample using this method.
Requirements
Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, .NET Compact Framework, Common Language Infrastructure (CLI) Standard
See Also
XmlReader Class | XmlReader Members | System.Xml Namespace