Gets the current line number.
Public ReadOnly Property LineNumber As Integer
Dim instance As XmlTextReader Dim value As Integer value = instance.LineNumber
public int LineNumber { get; }
public: virtual property int LineNumber { int get () sealed; }
public final function get LineNumber () : int
In the .NET Framework version 2.0 release, the recommended practice is to create XmlReader instances using the XmlReader..::.Create method. This allows you to take full advantage of the new features introduced in this release. For more information, see Creating XML Readers.
This property is most commonly used for error reporting, but can be called at any time. The starting value for this property is 1.
Combined with LinePosition, a value of 1,1 indicates the start of the document.
The following example displays each node including its depth, line number, and line position.
Imports System Imports System.IO Imports System.Xml Imports Microsoft.VisualBasic public class Sample public shared sub Main() ' Create the XML fragment to be parsed. Dim xmlFrag as string = "<book>" + Chr(10) & _ " <misc>" + Chr(10) & _ " <style>paperback</style>" + Chr(10) & _ " <pages>240</pages>" + Chr(10) & _ " </misc>" + Chr(10) & _ "</book>" ' Create the XmlNamespaceManager. Dim nt as NameTable = new NameTable() Dim nsmgr as XmlNamespaceManager = new XmlNamespaceManager(nt) ' Create the XmlParserContext. Dim context as XmlParserContext = new XmlParserContext(nothing, nsmgr, nothing, XmlSpace.None) ' Create the reader. Dim reader as XmlTextReader = new XmlTextReader(xmlFrag, XmlNodeType.Element, context) ' Parse the XML and display each node. while (reader.Read()) select case reader.NodeType case XmlNodeType.Element: Console.Write("{0} {1},{2} ", reader.Depth, reader.LineNumber, reader.LinePosition) Console.WriteLine("<{0}>", reader.Name) case XmlNodeType.Text: Console.Write("{0} {1},{2} ", reader.Depth, reader.LineNumber, reader.LinePosition) Console.WriteLine(" {0}", reader.Value) case XmlNodeType.EndElement: Console.Write("{0} {1},{2} ", reader.Depth, reader.LineNumber, reader.LinePosition) Console.WriteLine("</{0}>", reader.Name) end select end while ' Close the reader. reader.Close() end sub end class
using System; using System.IO; using System.Xml; public class Sample{ public static void Main(){ // Create the XML fragment to be parsed. string xmlFrag = @"<book> <misc> <style>paperback</style> <pages>240</pages> </misc> </book>"; // Create the XmlNamespaceManager. NameTable nt = new NameTable(); XmlNamespaceManager nsmgr = new XmlNamespaceManager(nt); // Create the XmlParserContext. XmlParserContext context = new XmlParserContext(null, nsmgr, null, XmlSpace.None); // Create the reader. XmlTextReader reader = new XmlTextReader(xmlFrag, XmlNodeType.Element, context); // Parse the XML and display each node. while (reader.Read()){ switch (reader.NodeType){ case XmlNodeType.Element: Console.Write("{0} {1},{2} ", reader.Depth, reader.LineNumber, reader.LinePosition); Console.WriteLine("<{0}>", reader.Name); break; case XmlNodeType.Text: Console.Write("{0} {1},{2} ", reader.Depth, reader.LineNumber, reader.LinePosition); Console.WriteLine(" {0}", reader.Value); break; case XmlNodeType.EndElement: Console.Write("{0} {1},{2} ", reader.Depth, reader.LineNumber, reader.LinePosition); Console.WriteLine("</{0}>", reader.Name); break; } } // Close the reader. reader.Close(); } }
#using <System.Xml.dll> using namespace System; using namespace System::IO; using namespace System::Xml; int main() { // Create the XML fragment to be parsed. String^ xmlFrag = "<book>\n" "<misc>\n" "<style>paperback</style>\n" "<pages>240</pages>\n" "</misc>\n" "</book>\n"; // Create the XmlNamespaceManager. NameTable^ nt = gcnew NameTable; XmlNamespaceManager^ nsmgr = gcnew XmlNamespaceManager( nt ); // Create the XmlParserContext. XmlParserContext^ context = gcnew XmlParserContext( nullptr,nsmgr,nullptr,XmlSpace::None ); // Create the reader. XmlTextReader^ reader = gcnew XmlTextReader( xmlFrag,XmlNodeType::Element,context ); // Parse the XML and display each node. while ( reader->Read() ) { switch ( reader->NodeType ) { case XmlNodeType::Element: Console::Write( " {0} {1}, {2} ", reader->Depth, reader->LineNumber, reader->LinePosition ); Console::WriteLine( "< {0}>", reader->Name ); break; case XmlNodeType::Text: Console::Write( " {0} {1}, {2} ", reader->Depth, reader->LineNumber, reader->LinePosition ); Console::WriteLine( " {0}", reader->Value ); break; case XmlNodeType::EndElement: Console::Write( " {0} {1}, {2} ", reader->Depth, reader->LineNumber, reader->LinePosition ); Console::WriteLine( "</ {0}>", reader->Name ); break; } } // Close the reader. reader->Close(); }
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