Editar

Partilhar via


XPathNavigator.InsertAfter Method

Definition

Creates a new sibling node after the currently selected node.

Overloads

InsertAfter(XPathNavigator)

Creates a new sibling node after the currently selected node using the nodes in the XPathNavigator object specified.

InsertAfter(XmlReader)

Creates a new sibling node after the currently selected node using the XML contents of the XmlReader object specified.

InsertAfter()

Returns an XmlWriter object used to create a new sibling node after the currently selected node.

InsertAfter(String)

Creates a new sibling node after the currently selected node using the XML string specified.

InsertAfter(XPathNavigator)

Source:
XPathNavigator.cs
Source:
XPathNavigator.cs
Source:
XPathNavigator.cs

Creates a new sibling node after the currently selected node using the nodes in the XPathNavigator object specified.

public:
 virtual void InsertAfter(System::Xml::XPath::XPathNavigator ^ newSibling);
public virtual void InsertAfter (System.Xml.XPath.XPathNavigator newSibling);
abstract member InsertAfter : System.Xml.XPath.XPathNavigator -> unit
override this.InsertAfter : System.Xml.XPath.XPathNavigator -> unit
Public Overridable Sub InsertAfter (newSibling As XPathNavigator)

Parameters

newSibling
XPathNavigator

An XPathNavigator object positioned on the node to add as the new sibling node.

Exceptions

The XPathNavigator object parameter is null.

The position of the XPathNavigator does not allow a new sibling node to be inserted after the current node.

The XPathNavigator does not support editing.

Examples

In the following example a new pages element is inserted after the price child element of the first book element in the contosoBooks.xml file using the node contained in the XPathNavigator object specified. The http://www.contoso.com/books namespace is specified so that the new sibling element is inserted using the same namespace as the XML document.

XmlDocument^ document = gcnew XmlDocument();
document->Load("contosoBooks.xml");
XPathNavigator^ navigator = document->CreateNavigator();

navigator->MoveToChild("bookstore", "http://www.contoso.com/books");
navigator->MoveToChild("book", "http://www.contoso.com/books");
navigator->MoveToChild("price", "http://www.contoso.com/books");

XmlDocument^ childNodes = gcnew XmlDocument();
childNodes->Load(gcnew StringReader("<pages xmlns=\"http://www.contoso.com/books\">100</pages>"));
XPathNavigator^ childNodesNavigator = childNodes->CreateNavigator();

navigator->InsertAfter(childNodesNavigator);

navigator->MoveToParent();
Console::WriteLine(navigator->OuterXml);
XmlDocument document = new XmlDocument();
document.Load("contosoBooks.xml");
XPathNavigator navigator = document.CreateNavigator();

navigator.MoveToChild("bookstore", "http://www.contoso.com/books");
navigator.MoveToChild("book", "http://www.contoso.com/books");
navigator.MoveToChild("price", "http://www.contoso.com/books");

XmlDocument childNodes = new XmlDocument();
childNodes.Load(new StringReader("<pages xmlns=\"http://www.contoso.com/books\">100</pages>"));
XPathNavigator childNodesNavigator = childNodes.CreateNavigator();

navigator.InsertAfter(childNodesNavigator);

navigator.MoveToParent();
Console.WriteLine(navigator.OuterXml);
Dim document As XmlDocument = New XmlDocument()
document.Load("contosoBooks.xml")
Dim navigator As XPathNavigator = document.CreateNavigator()

navigator.MoveToChild("bookstore", "http://www.contoso.com/books")
navigator.MoveToChild("book", "http://www.contoso.com/books")
navigator.MoveToChild("price", "http://www.contoso.com/books")

Dim childNodes As XmlDocument = New XmlDocument()
childNodes.Load(New StringReader("<pages xmlns='http://www.contoso.com/books'>100</pages>"))
Dim childNodesNavigator As XPathNavigator = childNodes.CreateNavigator()

navigator.InsertAfter(childNodesNavigator)

navigator.MoveToParent()
Console.WriteLine(navigator.OuterXml)

The example takes the contosoBooks.xml file as an input.

<?xml version="1.0" encoding="utf-8" ?>  
<bookstore xmlns="http://www.contoso.com/books">  
    <book genre="autobiography" publicationdate="1981-03-22" ISBN="1-861003-11-0">  
        <title>The Autobiography of Benjamin Franklin</title>  
        <author>  
            <first-name>Benjamin</first-name>  
            <last-name>Franklin</last-name>  
        </author>  
        <price>8.99</price>  
    </book>  
    <book genre="novel" publicationdate="1967-11-17" ISBN="0-201-63361-2">  
        <title>The Confidence Man</title>  
        <author>  
            <first-name>Herman</first-name>  
            <last-name>Melville</last-name>  
        </author>  
        <price>11.99</price>  
    </book>  
    <book genre="philosophy" publicationdate="1991-02-15" ISBN="1-861001-57-6">  
        <title>The Gorgias</title>  
        <author>  
            <name>Plato</name>  
        </author>  
        <price>9.99</price>  
    </book>  
</bookstore>  

Remarks

The following are important notes to consider when using the InsertAfter method.

  • If the XmlReader object is positioned over a sequence of XML nodes, all the nodes in the sequence are added.

  • The InsertAfter method is valid only when the XPathNavigator is positioned on an element, text, processing instruction, or comment node.

  • The InsertAfter method does not affect the position of the XPathNavigator.

Applies to

InsertAfter(XmlReader)

Source:
XPathNavigator.cs
Source:
XPathNavigator.cs
Source:
XPathNavigator.cs

Creates a new sibling node after the currently selected node using the XML contents of the XmlReader object specified.

public:
 virtual void InsertAfter(System::Xml::XmlReader ^ newSibling);
public virtual void InsertAfter (System.Xml.XmlReader newSibling);
abstract member InsertAfter : System.Xml.XmlReader -> unit
override this.InsertAfter : System.Xml.XmlReader -> unit
Public Overridable Sub InsertAfter (newSibling As XmlReader)

Parameters

newSibling
XmlReader

An XmlReader object positioned on the XML data for the new sibling node.

Exceptions

The XmlReader object is in an error state or closed.

The XmlReader object parameter is null.

The position of the XPathNavigator does not allow a new sibling node to be inserted after the current node.

The XPathNavigator does not support editing.

The XML contents of the XmlReader object parameter is not well-formed.

Examples

In the following example a new pages element is inserted after the price child element of the first book element in the contosoBooks.xml file using the XmlReader object specified. The http://www.contoso.com/books namespace is specified so that the new sibling element is inserted using the same namespace as the XML document.

XmlDocument^ document = gcnew XmlDocument();
document->Load("contosoBooks.xml");
XPathNavigator^ navigator = document->CreateNavigator();

navigator->MoveToChild("bookstore", "http://www.contoso.com/books");
navigator->MoveToChild("book", "http://www.contoso.com/books");
navigator->MoveToChild("price", "http://www.contoso.com/books");

XmlReader^ pages = XmlReader::Create(gcnew StringReader("<pages xmlns=\"http://www.contoso.com/books\">100</pages>"));

navigator->InsertAfter(pages);

navigator->MoveToParent();
Console::WriteLine(navigator->OuterXml);
XmlDocument document = new XmlDocument();
document.Load("contosoBooks.xml");
XPathNavigator navigator = document.CreateNavigator();

navigator.MoveToChild("bookstore", "http://www.contoso.com/books");
navigator.MoveToChild("book", "http://www.contoso.com/books");
navigator.MoveToChild("price", "http://www.contoso.com/books");

XmlReader pages = XmlReader.Create(new StringReader("<pages xmlns=\"http://www.contoso.com/books\">100</pages>"));

navigator.InsertAfter(pages);

navigator.MoveToParent();
Console.WriteLine(navigator.OuterXml);
Dim document As XmlDocument = New XmlDocument()
document.Load("contosoBooks.xml")
Dim navigator As XPathNavigator = document.CreateNavigator()

navigator.MoveToChild("bookstore", "http://www.contoso.com/books")
navigator.MoveToChild("book", "http://www.contoso.com/books")
navigator.MoveToChild("price", "http://www.contoso.com/books")

Dim pages As XmlReader = XmlReader.Create(New StringReader("<pages xmlns='http://www.contoso.com/books'>100</pages>"))

navigator.InsertAfter(pages)

navigator.MoveToParent()
Console.WriteLine(navigator.OuterXml)

The example takes the contosoBooks.xml file as an input.

<?xml version="1.0" encoding="utf-8" ?>  
<bookstore xmlns="http://www.contoso.com/books">  
    <book genre="autobiography" publicationdate="1981-03-22" ISBN="1-861003-11-0">  
        <title>The Autobiography of Benjamin Franklin</title>  
        <author>  
            <first-name>Benjamin</first-name>  
            <last-name>Franklin</last-name>  
        </author>  
        <price>8.99</price>  
    </book>  
    <book genre="novel" publicationdate="1967-11-17" ISBN="0-201-63361-2">  
        <title>The Confidence Man</title>  
        <author>  
            <first-name>Herman</first-name>  
            <last-name>Melville</last-name>  
        </author>  
        <price>11.99</price>  
    </book>  
    <book genre="philosophy" publicationdate="1991-02-15" ISBN="1-861001-57-6">  
        <title>The Gorgias</title>  
        <author>  
            <name>Plato</name>  
        </author>  
        <price>9.99</price>  
    </book>  
</bookstore>  

Remarks

The following are important notes to consider when using the InsertAfter method.

  • If the XmlReader object is positioned over a sequence of XML nodes, all the nodes in the sequence are added.

  • The InsertAfter method is valid only when the XPathNavigator is positioned on an element, text, processing instruction, or comment node.

  • The InsertAfter method does not affect the position of the XPathNavigator.

Applies to

InsertAfter()

Source:
XPathNavigator.cs
Source:
XPathNavigator.cs
Source:
XPathNavigator.cs

Returns an XmlWriter object used to create a new sibling node after the currently selected node.

public:
 virtual System::Xml::XmlWriter ^ InsertAfter();
public virtual System.Xml.XmlWriter InsertAfter ();
abstract member InsertAfter : unit -> System.Xml.XmlWriter
override this.InsertAfter : unit -> System.Xml.XmlWriter
Public Overridable Function InsertAfter () As XmlWriter

Returns

An XmlWriter object used to create a new sibling node after the currently selected node.

Exceptions

The position of the XPathNavigator does not allow a new sibling node to be inserted after the current node.

The XPathNavigator does not support editing.

Examples

In the following example a new pages element is inserted after the price child element of the first book element in the contosoBooks.xml file using the XmlWriter object returned by the InsertAfter method.

XmlDocument^ document = gcnew XmlDocument();
document->Load("contosoBooks.xml");
XPathNavigator^ navigator = document->CreateNavigator();

navigator->MoveToChild("bookstore", "http://www.contoso.com/books");
navigator->MoveToChild("book", "http://www.contoso.com/books");
navigator->MoveToChild("price", "http://www.contoso.com/books");

XmlWriter^ pages = navigator->InsertAfter();
pages->WriteElementString("pages", "100");
pages->Close();

navigator->MoveToParent();
Console::WriteLine(navigator->OuterXml);
XmlDocument document = new XmlDocument();
document.Load("contosoBooks.xml");
XPathNavigator navigator = document.CreateNavigator();

navigator.MoveToChild("bookstore", "http://www.contoso.com/books");
navigator.MoveToChild("book", "http://www.contoso.com/books");
navigator.MoveToChild("price", "http://www.contoso.com/books");

XmlWriter pages = navigator.InsertAfter();
pages.WriteElementString("pages", "100");
pages.Close();

navigator.MoveToParent();
Console.WriteLine(navigator.OuterXml);
Dim document As XmlDocument = New XmlDocument()
document.Load("contosoBooks.xml")
Dim navigator As XPathNavigator = document.CreateNavigator()

navigator.MoveToChild("bookstore", "http://www.contoso.com/books")
navigator.MoveToChild("book", "http://www.contoso.com/books")
navigator.MoveToChild("price", "http://www.contoso.com/books")

Dim pages As XmlWriter = navigator.InsertAfter()
pages.WriteElementString("pages", "100")
pages.Close()

navigator.MoveToParent()
Console.WriteLine(navigator.OuterXml)

The example takes the contosoBooks.xml file as an input.

<?xml version="1.0" encoding="utf-8" ?>  
<bookstore xmlns="http://www.contoso.com/books">  
    <book genre="autobiography" publicationdate="1981-03-22" ISBN="1-861003-11-0">  
        <title>The Autobiography of Benjamin Franklin</title>  
        <author>  
            <first-name>Benjamin</first-name>  
            <last-name>Franklin</last-name>  
        </author>  
        <price>8.99</price>  
    </book>  
    <book genre="novel" publicationdate="1967-11-17" ISBN="0-201-63361-2">  
        <title>The Confidence Man</title>  
        <author>  
            <first-name>Herman</first-name>  
            <last-name>Melville</last-name>  
        </author>  
        <price>11.99</price>  
    </book>  
    <book genre="philosophy" publicationdate="1991-02-15" ISBN="1-861001-57-6">  
        <title>The Gorgias</title>  
        <author>  
            <name>Plato</name>  
        </author>  
        <price>9.99</price>  
    </book>  
</bookstore>  

Remarks

The following are important notes to consider when using the InsertAfter method.

Applies to

InsertAfter(String)

Source:
XPathNavigator.cs
Source:
XPathNavigator.cs
Source:
XPathNavigator.cs

Creates a new sibling node after the currently selected node using the XML string specified.

public:
 virtual void InsertAfter(System::String ^ newSibling);
public virtual void InsertAfter (string newSibling);
abstract member InsertAfter : string -> unit
override this.InsertAfter : string -> unit
Public Overridable Sub InsertAfter (newSibling As String)

Parameters

newSibling
String

The XML data string for the new sibling node.

Exceptions

The XML string parameter is null.

The position of the XPathNavigator does not allow a new sibling node to be inserted after the current node.

The XPathNavigator does not support editing.

The XML string parameter is not well-formed.

Examples

In the following example a new pages element is inserted after the price child element of the first book element in the contosoBooks.xml file.

XmlDocument^ document = gcnew XmlDocument();
document->Load("contosoBooks.xml");
XPathNavigator^ navigator = document->CreateNavigator();

navigator->MoveToChild("bookstore", "http://www.contoso.com/books");
navigator->MoveToChild("book", "http://www.contoso.com/books");
navigator->MoveToChild("price", "http://www.contoso.com/books");

navigator->InsertAfter("<pages>100</pages>");

navigator->MoveToParent();
Console::WriteLine(navigator->OuterXml);
XmlDocument document = new XmlDocument();
document.Load("contosoBooks.xml");
XPathNavigator navigator = document.CreateNavigator();

navigator.MoveToChild("bookstore", "http://www.contoso.com/books");
navigator.MoveToChild("book", "http://www.contoso.com/books");
navigator.MoveToChild("price", "http://www.contoso.com/books");

navigator.InsertAfter("<pages>100</pages>");

navigator.MoveToParent();
Console.WriteLine(navigator.OuterXml);
Dim document As XmlDocument = New XmlDocument()
document.Load("contosoBooks.xml")
Dim navigator As XPathNavigator = document.CreateNavigator()

navigator.MoveToChild("bookstore", "http://www.contoso.com/books")
navigator.MoveToChild("book", "http://www.contoso.com/books")
navigator.MoveToChild("price", "http://www.contoso.com/books")

navigator.InsertAfter("<pages>100</pages>")

navigator.MoveToParent()
Console.WriteLine(navigator.OuterXml)

The example takes the contosoBooks.xml file as an input.

<?xml version="1.0" encoding="utf-8" ?>  
<bookstore xmlns="http://www.contoso.com/books">  
    <book genre="autobiography" publicationdate="1981-03-22" ISBN="1-861003-11-0">  
        <title>The Autobiography of Benjamin Franklin</title>  
        <author>  
            <first-name>Benjamin</first-name>  
            <last-name>Franklin</last-name>  
        </author>  
        <price>8.99</price>  
    </book>  
    <book genre="novel" publicationdate="1967-11-17" ISBN="0-201-63361-2">  
        <title>The Confidence Man</title>  
        <author>  
            <first-name>Herman</first-name>  
            <last-name>Melville</last-name>  
        </author>  
        <price>11.99</price>  
    </book>  
    <book genre="philosophy" publicationdate="1991-02-15" ISBN="1-861001-57-6">  
        <title>The Gorgias</title>  
        <author>  
            <name>Plato</name>  
        </author>  
        <price>9.99</price>  
    </book>  
</bookstore>  

Remarks

To create a new element node, include all XML syntax in the XML string parameter. The string for a new book node is InsertAfter("<book/>"). The string for inserting the text "book" after the current node's text node is InsertAfter("book"). If the XML string contains multiple nodes, all nodes are added.

The following are important notes to consider when using the InsertAfter method.

Applies to