XML creation node (root node, child node) _xml base

Copy Code code as follows:

protected void Button1_Click (object sender, EventArgs e)//create XML
{
Statement
XmlDocument x = new XmlDocument ();
Create
XmlDeclaration xd = x.createxmldeclaration ("1.0", "GB2312", null);
X.appendchild (XD);
To create a root node
XmlElement element = x.createelement ("books");
X.appendchild (Element);
Add child nodes for books
XmlNode book = x.createelement ("book");
Add elements to book
XmlElement bookname = x.createelement ("title");
BookName. innertext = "Three Kingdoms";
Incremental to Node
Book. AppendChild (BookName);
Element. AppendChild (book);
X.appendchild (Element);
Save the document (if it already exists, update it, or create the file if it is not)
X.save (@ "F:/books.xml");

}