Get the Xml Text node value : XML Node « XML « C# / C Sharp

Get the Xml Text node value

#region License and Copyright
 * Dotnet Commons Xml
 * This library is free software; you can redistribute it and/or modify it 
 * under the terms of the GNU Lesser General Public License as published by 
 * the Free Software Foundation; either version 2.1 of the License, or 
 * (at your option) any later version.
 * This library is distributed in the hope that it will be useful, but 
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License 
 * for more details. 
 * You should have received a copy of the GNU Lesser General Public License 
 * along with this library; if not, write to the 
 * Free Software Foundation, Inc., 
 * 59 Temple Place, 
 * Suite 330, 
 * Boston, 
 * MA 02111-1307 
 * USA 

using System;
using System.Collections;
using System.Collections.Specialized;
using System.Diagnostics;
using System.IO;
using System.Reflection;
using System.Text;
using System.Text.RegularExpressions;
using System.Xml;
using System.Xml.Xsl;
using System.Xml.Serialization;

//using Dotnet.Commons.Reflection;

namespace Dotnet.Commons.Xml
  /// <summary>
  /// This utility class contains wrapper functions that help to ease the handling and 
    /// manipulation of Xml documents, such as adding an element, adding an attribute
    /// to an element, copying and cloning of nodes, etc.
  /// </summary>
  public abstract class XmlUtils
    /// -------------------------------------------------------------------
    /// <summary>
    /// Get the Xml Text node value
    /// </summary>
    /// <param name="parentNode"></param>
    /// <param name="xPath"></param>
    /// <returns></returns>
    /// -------------------------------------------------------------------
    public static string GetTextNodeValueFromXPath(XmlNode parentNode, 
                             string xPath)
      XmlNode node = parentNode.SelectSingleNode(xPath);

      if (node == null)
        return String.Empty;

      if (node.NodeType == XmlNodeType.Text || node.NodeType== XmlNodeType.Attribute)
        return node.Value;

      if (node.NodeType == XmlNodeType.Element)
          if (node.FirstChild.NodeType == XmlNodeType.Text)
            return node.InnerText;
        { //Do Nothing 
      return String.Empty;


Related examples in the same category

1.Create an element type XmlNode like text value
2.Set the value to the Element
3.Alphabetical sorting of the XmlNodes
4.Convert an XmlNode to an object
5.Adds the specified node to the end of the list of child nodes, of this node.
6.Gets an XmlAttributeCollection containing the attributes of this node.
7.Gets all the child nodes of the node.
8.Creates a duplicate of this node.
9.Creates an XPathNavigator for navigating this object.
10.Gets the first child of the node.
11.For each style iteration over the nodes in the XmlNode.
12.Looks up the closest xmlns declaration for the given namespace URI
13.Gets or sets the concatenated values of the node and all its child nodes.Gets or sets the concatenated values of the node and all its child nodes.
14.Inserts the specified node immediately after the specified reference node.
15.Inserts the specified node immediately before the specified reference node.
16.Gets the first child element with the specified Name.
17.Gets the last child of the node.
18.Gets the node immediately following this node.
19.Gets the markup representing this node and all its child nodes.
20.Adds node to the beginning of the list of child nodes
21.Gets the node immediately preceding this node.
22.Removes all the child nodes and/or attributes of the current node.
23.Removes specified child node.
24.Replaces the child node oldChild with newChild node.
25.Selects a list of nodes matching the XPath expression.
26.Select and display the value of all the ISBN attributes
27.Selects the first XmlNode that matches the XPath expression.
28.When overridden in a derived class, saves all the child nodes of the node to the specified XmlWriter.
29.Save the current node to the specified XmlWriter.