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XmlReader.HasValue Property

When overridden in a derived class, gets a value indicating whether the current node can have a Value.

Namespace: System.Xml
Assembly: System.Xml (in system.xml.dll)

public abstract bool HasValue { get; }
/** @property */
public abstract boolean get_HasValue ()

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. If false, the node has a value of String.Empty.

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.

See HasValue (in the XmlTextReader class) for a sample using this method.

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

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