Example of creating, querying, and modifying an XML file with a namespace in asp.net

C #:

String w3NameSpace = "http://www.w3.org/2000/xmlns ";
System. Xml. XmlDocument doc = new System. Xml. XmlDocument ();

// Create the root node
System. Xml. XmlNode root = doc. CreateNode (System. Xml. XmlNodeType. Element, "w", "wordDocument", "http://schemas.microsoft.com/office/word/2003/2/wordml ");
System. Xml. XmlAttribute xa;
Xa = doc. CreateAttribute ("xmlns", "v", w3NameSpace );
Xa. Value = "urn: schemas-microsoft-com: vml ";
Root. Attributes. Append (xa );

// Add attributes for the node
Xa = doc. CreateAttribute ("xmlns", "w10", w3NameSpace );
Xa. Value = "urn: schemas-microsoft-com: office: word ";
Root. Attributes. Append (xa );

Xa = doc. CreateAttribute ("xmlns", "SL", w3NameSpace );
Xa. Value = "http://schemas.microsoft.com/schemaLibrary/2003/2/core ";
Root. Attributes. Append (xa );

Xa = doc. CreateAttribute ("xmlns", "aml", w3NameSpace );
Xa. Value = "http://schemas.microsoft.com/aml/2001/core ";
Root. Attributes. Append (xa );

Xa = doc. CreateAttribute ("xmlns", "wx", w3NameSpace );
Xa. Value = "http://schemas.microsoft.com/office/word/2003/2/auxHint ";
Root. Attributes. Append (xa );

Xa = doc. CreateAttribute ("xmlns", "o", w3NameSpace );
Xa. Value = "urn: schemas-microsoft-com: office ";
Root. Attributes. Append (xa );

Xa = doc. CreateAttribute ("xmlns", "dt", w3NameSpace );
Xa. Value = "uuid: C2F41010-65B3-11d1-A29F-00AA00C14882 ";
Root. Attributes. Append (xa );

Xa = doc. CreateAttribute ("xmlns", "space", w3NameSpace );
Xa. Value = "preserve ";
Root. Attributes. Append (xa );

// Add value to the node
System. Xml. XmlNode body = doc. CreateNode (System. Xml. XmlNodeType. Element, "v", "body", "urn: schemas-microsoft-com: vml ");
System. xml. xmlNode childNode = doc. createNode (System. xml. xmlNodeType. element, "o", "t", "urn: schemas-microsoft-com: office ");
ChildNode. InnerText = "Welcome to [wonderful world of the mengxian meeting ]";

// Add to the memory tree
Body. AppendChild (childNode );
Root. AppendChild (body );
Doc. AppendChild (root );

// Add a node Declaration
System. Xml. XmlDeclaration xd = doc. CreateXmlDeclaration ("1.0", "UTF-8", "yes ");
Doc. InsertBefore (xd, doc. DocumentElement );

// Add a Processing Instruction
System. Xml. XmlProcessingInstruction spi = doc. CreateProcessingInstruction ("mso-application", "progid = \" Word. Document \"");
Doc. InsertBefore (spi, doc. DocumentElement );

// Query nodes
System. Xml. XmlNamespaceManager nsmanager = new System. Xml. XmlNamespaceManager (doc. NameTable );
Nsmanager. AddNamespace ("w", "http://schemas.microsoft.com/office/word/2003/2/wordml ");
Nsmanager. AddNamespace ("v", "urn: schemas-microsoft-com: vml ");
Nsmanager. AddNamespace ("o", "urn: schemas-microsoft-com: office ");
System. Xml. XmlNode node = doc. SelectSingleNode ("w: wordDocument/v: body/o: t", nsmanager );
Response. Write (node. InnerText );

Node. InnerText = "Welcome to [the wonderful world of Meng xianhui]: http://dotnet.aspx.cc /";

// Create a CDATA Node
System. xml. xmlCDataSection xcds = doc. createCDataSection ("<a href = 'HTTP: // dotnet. aspx. cc/'> [wonderful world of Meng xianhui] </a> ");
Node. ParentNode. InsertAfter (xcds, node );

Response. Write (xcds. InnerText );

Doc. Save (Server. MapPath ("test. xml "));

VB.net

Dim w3NameSpace As String = "http://www.w3.org/2000/xmlns"
Dim doc As New System. Xml. XmlDocument

'Create Root Node
Dim root As System. Xml. XmlNode = doc. CreateNode (System. Xml. XmlNodeType. Element, "w", "wordDocument", "http://schemas.microsoft.com/office/word/2003/2/wordml ")
Dim xa As System. Xml. XmlAttribute
Xa = doc. CreateAttribute ("xmlns", "v", w3NameSpace)
Xa. Value = "urn: schemas-microsoft-com: vml"
Root. Attributes. Append (xa)

'Add attributes to a node
Xa = doc. CreateAttribute ("xmlns", "w10", w3NameSpace)
Xa. Value = "urn: schemas-microsoft-com: office: word"
Root. Attributes. Append (xa)

Xa = doc. CreateAttribute ("xmlns", "SL", w3NameSpace)
Xa. Value = "http://schemas.microsoft.com/schemaLibrary/2003/2/core"
Root. Attributes. Append (xa)

Xa = doc. CreateAttribute ("xmlns", "aml", w3NameSpace)
Xa. Value = "http://schemas.microsoft.com/aml/2001/core"
Root. Attributes. Append (xa)

Xa = doc. CreateAttribute ("xmlns", "wx", w3NameSpace)
Xa. Value = "http://schemas.microsoft.com/office/word/2003/2/auxHint"
Root. Attributes. Append (xa)

Xa = doc. CreateAttribute ("xmlns", "o", w3NameSpace)
Xa. Value = "urn: schemas-microsoft-com: office"
Root. Attributes. Append (xa)

Xa = doc. CreateAttribute ("xmlns", "dt", w3NameSpace)
Xa. Value = "uuid: C2F41010-65B3-11d1-A29F-00AA00C14882"
Root. Attributes. Append (xa)

Xa = doc. CreateAttribute ("xmlns", "space", w3NameSpace)
Xa. Value = "preserve"
Root. Attributes. Append (xa)

'Is the added value of the node.
Dim body As System. xml. xmlNode = doc. createNode (System. xml. xmlNodeType. element, "v", "body", "urn: schemas-microsoft-com: vml ")
Dim childNode As System. xml. xmlNode = doc. createNode (System. xml. xmlNodeType. element, "o", "t", "urn: schemas-microsoft-com: office ")
ChildNode. InnerText = "Welcome to [wonderful world of the mengxian meeting ]"

'Add to memory tree
Body. AppendChild (childNode)
Root. AppendChild (body)
Doc. AppendChild (root)

'Add a node Declaration
Dim xd As System. Xml. XmlDeclaration = doc. CreateXmlDeclaration ("1.0", "UTF-8", "yes ")
Doc. InsertBefore (xd, doc. DocumentElement)

'Add Processing Instruction
Dim spi As System. Xml. XmlProcessingInstruction = doc. CreateProcessingInstruction ("mso-application", "progid =" "Word. Document """)
Doc. InsertBefore (spi, doc. DocumentElement)

'Query a node
Dim nsmanager As New System. Xml. XmlNamespaceManager (doc. NameTable)
Nsmanager. AddNamespace ("w", "http://schemas.microsoft.com/office/word/2003/2/wordml ")
Nsmanager. AddNamespace ("v", "urn: schemas-microsoft-com: vml ")
Nsmanager. AddNamespace ("o", "urn: schemas-microsoft-com: office ")
Dim node As System. Xml. XmlNode = doc. SelectSingleNode ("w: wordDocument/v: body/o: t", nsmanager)
Response. Write (node. InnerText)

Node. InnerText = "Welcome to the wonderful world of Meng xianhui": http://dotnet.aspx.cc /"

'Create a CDATA Node
Dim xcds As System. xml. xmlCDataSection = doc. createCDataSection ("<a href = 'HTTP: // dotnet. aspx. cc/'> [wonderful world of Meng xianhui] </a> ")
Node. ParentNode. InsertAfter (xcds, node)

Response. Write (xcds. InnerText)

Doc. Save (Server. MapPath ("test. xml "))