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XProcessingInstruction Constructor (String, String)

Initializes a new instance of the XProcessingInstruction class.

Namespace:  System.Xml.Linq
Assembly:  System.Xml.Linq (in System.Xml.Linq.dll)

public XProcessingInstruction(
	string target,
	string data


Type: System.String

A String containing the target application for this XProcessingInstruction.

Type: System.String

The string data for this XProcessingInstruction.


The target or data parameter is null.


The target does not follow the constraints of an XML name.

The following example creates an XProcessingInstruction, and specifies a target and the string data for the processing instruction.

XProcessingInstruction pi = new XProcessingInstruction("xml-stylesheet", "type='text/xsl' href='hello.xsl'");

This example produces the following output:

<?xml-stylesheet type='text/xsl' href='hello.xsl'?>

.NET Framework

Supported in: 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone Silverlight 8.1, Windows Phone Silverlight 8

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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