XmlReader.IsStartElement Method (String, String)

Calls MoveToContent and tests if the current content node is a start tag or empty element tag and if the LocalName and NamespaceURI properties of the element found match the given strings.

Namespace:  System.Xml
Assemblies:   System.Xml (in System.Xml.dll)
  System.Xml.ReaderWriter (in System.Xml.ReaderWriter.dll)

'Declaration
Public Overridable Function IsStartElement ( _
	localname As String, _
	ns As String _
) As Boolean

Parameters

localname
Type: System.String

The string to match against the LocalName property of the element found.

ns
Type: System.String

The string to match against the NamespaceURI property of the element found.

Return Value

Type: System.Boolean
true if the resulting node is an element. false if a node type other than XmlNodeType.Element was found or if the LocalName and NamespaceURI properties of the element do not match the specified strings.

ExceptionCondition
XmlException

Incorrect XML is encountered in the input stream.

InvalidOperationException

An XmlReader method was called before a previous asynchronous operation finished. In this case, InvalidOperationException is thrown with the message “An asynchronous operation is already in progress.”

This method skips white space, comments, and processing instructions until the reader is positioned on a content node. The method then tests if the current node is an element.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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