XmlWriterSettings.OmitXmlDeclaration Property

Gets or sets a value indicating whether to write an XML declaration.

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

public bool OmitXmlDeclaration { get; set; }

Property Value

Type: System.Boolean
true to omit the XML declaration; otherwise false. The default is false, an XML declaration is written.

This property only applies to XmlWriter instances that output text content; otherwise, this setting is ignored.

If OmitXmlDeclaration is set to false, The XML declaration is written automatically

The XML declaration is always written if ConformanceLevel is set to Document, even if OmitXmlDeclaration is set to true.

The XML declaration is never written if ConformanceLevel is set to Fragment. You can call WriteProcessingInstruction to explicitly write out an XML declaration.

For more information and code examples, see XML Data.


StringBuilder output = new StringBuilder();

XmlWriterSettings settings = new XmlWriterSettings();
settings.Indent = true;
settings.OmitXmlDeclaration = true;
settings.NewLineOnAttributes = true;

using (XmlWriter writer = XmlWriter.Create(output, settings))
{
    writer.WriteStartElement("order");
    writer.WriteAttributeString("orderID", "367A54");
    writer.WriteAttributeString("date", "2001-05-03");
    writer.WriteElementString("price", "19.95");
    writer.WriteEndElement();

    writer.Flush();
}

OutputTextBlock.Text = output.ToString();


Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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