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XmlReader.HasAttributes Property

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Gets a value indicating whether the current node has any attributes.

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

Syntax

'Declaration
Public Overridable ReadOnly Property HasAttributes As Boolean

public virtual bool HasAttributes { get; }

Property Value

Type: System.Boolean
true if the current node has attributes; otherwise, false.

Examples

Dim output As New StringBuilder()

Dim xmlString As String = _
        "<bookstore>" & _
            "<book genre='autobiography' publicationdate='1981-03-22' ISBN='1-861003-11-0'>" & _
                "<title>The Autobiography of Benjamin Franklin</title>" & _
                "<author>" & _
                    "<first-name>Benjamin</first-name>" & _
                    "<last-name>Franklin</last-name>" & _
                "</author>" & _
                "<price>8.99</price>" & _
            "</book>" & _
        "</bookstore>"

' Create an XmlReader
Using reader As XmlReader = XmlReader.Create(New StringReader(xmlString))

    reader.ReadToFollowing("book")

    If reader.HasAttributes Then
        output.Append("Attributes of <" + reader.Name + ">")
        Dim i As Integer
        For i = 0 To reader.AttributeCount - 1
            reader.MoveToAttribute(i)
            output.Append(" " + reader.Name + "=" + reader.Value)
        Next i
        reader.MoveToElement() ' Moves the reader back to the element node.
    End If

End Using

OutputTextBlock.Text = output.ToString()


StringBuilder output = new StringBuilder();

String xmlString =
    @"<bookstore>
    <book genre='autobiography' publicationdate='1981-03-22' ISBN='1-861003-11-0'>
        <title>The Autobiography of Benjamin Franklin</title>
        <author>
            <first-name>Benjamin</first-name>
            <last-name>Franklin</last-name>
        </author>
        <price>8.99</price>
    </book>
</bookstore>";

// Create an XmlReader
using (XmlReader reader = XmlReader.Create(new StringReader(xmlString)))
{
    reader.ReadToFollowing("book");

    if (reader.HasAttributes)
    {
        output.Append("Attributes of <" + reader.Name + ">");
        for (int i = 0; i < reader.AttributeCount; i++)
        {
            reader.MoveToAttribute(i);
            output.Append(" " + reader.Name + "=" + reader.Value);
        }
        reader.MoveToElement(); // Moves the reader back to the element node.
    }

}

OutputTextBlock.Text = output.ToString();

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.