XML 文档的基本操作

/// <summary>
/// XML文件中插入一个节点
/// </summary>
private void btnAddNode1_Click(object sender, EventArgs e)
{
    // 加载Test文档
    XmlDocument xmlDoc = new XmlDocument();
    xmlDoc.Load(@"E:\XiaoJun\XiaoJun-Test\XML_Test_Read_Write\Test.xml");

    // 查找根节点
    XmlNode root = xmlDoc.SelectSingleNode("bookstore");

    // 创建一个book节点
    XmlElement bookNode = xmlDoc.CreateElement("book");

    // 设置book节点的属性
    bookNode.SetAttribute("genre", "Math");
    bookNode.SetAttribute("ISBN", "000096");
    root.AppendChild(bookNode);

    // 设置book节点的子节点及子节点的内容
    XmlElement title = xmlDoc.CreateElement("title");
    title.InnerText = "C# 锐利体验";
    bookNode.AppendChild(title);

    XmlElement author = xmlDoc.CreateElement("author");
    author.InnerText = "Xiao Jun";
    bookNode.AppendChild(author);

    XmlElement price = xmlDoc.CreateElement("price");
    price.InnerText = "88.00";
    bookNode.AppendChild(price);

    // 将修改后的文档存盘
    xmlDoc.Save(@"E:\XiaoJun\XiaoJun-Test\XML_Test_Read_Write\Test.xml");
}

/// <summary>
/// 显示XML文档的描述内容
/// </summary>
private void LoadMyXMLDoc(object sender, EventArgs e)
{
    // 清空LisView
    lboxShow.Items.Clear();

    // 获取XML文档根节点
    XmlDocument xmlDoc = new XmlDocument();
    xmlDoc.Load(@"E:\XiaoJun\XiaoJun-Test\XML_Test_Read_Write\Test.xml");
    XmlNode rootNode = xmlDoc.DocumentElement;

    // 遍历取值
    foreach (XmlNode node in rootNode.ChildNodes)
    {
        lboxShow.Items.Add(node.Name + ":");

        // 取属性名值对
        if (node.Attributes.Count > 0)
        {
            string sTemp = "";
            for (int i = 0; i < node.Attributes.Count; i++)
            {
                sTemp += node.Attributes[i].Name + "=" + node.Attributes[i].Value + " ";
            }
            lboxShow.Items.Add(sTemp);
        }

        // 取子节点名和内容
        if (node.HasChildNodes)
        {
            foreach (XmlNode subNode in node.ChildNodes)
            {
                lboxShow.Items.Add(subNode.Name + "=" + subNode.InnerXml);
            }
        }

        // 华丽的分割线
        lboxShow.Items.Add("--------------------------------------");
    }
}