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GetRowFromElement Method

XmlDataDocument.GetRowFromElement Method

Retrieves the DataRow associated with the specified XmlElement.

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

public DataRow GetRowFromElement(
	XmlElement e
)

Parameters

e
Type: System.Xml.XmlElement

The XmlElement whose associated DataRow you want to retrieve.

Return Value

Type: System.Data.DataRow
The DataRow containing a representation of the XmlElement; null if there is no DataRow associated with the XmlElement.

The following example modifies the price of the first book.

using System;
using System.Data;
using System.Xml;
public class Sample {
    public static void Main() {
        // Create an XmlDataDocument.
        XmlDataDocument doc = new XmlDataDocument();

        // Load the schema file.
        doc.DataSet.ReadXmlSchema("store.xsd");

        // Load the XML data.
        doc.Load("2books.xml");

        //Change the price on the first book.
        XmlElement root = doc.DocumentElement;
        DataRow row = doc.GetRowFromElement((XmlElement)root.FirstChild);
        row["price"] = "12.95";

        Console.WriteLine("Display the modified XML data...");
        Console.WriteLine(doc.DocumentElement.OuterXml);
    }
} // End class

The example uses the following input files:

2books.xml


<!--sample XML fragment-->
<bookstore>
  <book genre='novel' ISBN='10-861003-324'>
    <title>The Handmaid's Tale</title>
    <price>19.95</price>
  </book>
  <book genre='novel' ISBN='1-861001-57-5'>
    <title>Pride And Prejudice</title>
    <price>24.95</price>
  </book>
</bookstore>

store.xsd


<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">

 <xsd:element name="bookstore" type="bookstoreType"/>

 <xsd:complexType name="bookstoreType">
  <xsd:sequence maxOccurs="unbounded">
   <xsd:element name="book"  type="bookType"/>
  </xsd:sequence>
 </xsd:complexType>

 <xsd:complexType name="bookType">
  <xsd:sequence>
   <xsd:element name="title" type="xsd:string"/>
   <xsd:element name="author" type="authorName"/>
   <xsd:element name="price"  type="xsd:decimal"/>
  </xsd:sequence>
  <xsd:attribute name="genre" type="xsd:string"/>
 </xsd:complexType>

 <xsd:complexType name="authorName">
  <xsd:sequence>
   <xsd:element name="first-name"  type="xsd:string"/>
   <xsd:element name="last-name" type="xsd:string"/>
  </xsd:sequence>
 </xsd:complexType>

</xsd:schema>

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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