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XObject.Annotation<T> Method

Get the first annotation object of the specified type from this XObject.

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

public T Annotation<T>()
where T : class

Type Parameters

T

The type of the annotation to retrieve.

Return Value

Type: T
The first annotation object that matches the specified type, or null if no annotation is of the specified type.

The following class is used in the example below:


public class MyAnnotation
{
    private string tag;
    public string Tag { get { return tag; } set { tag = value; } }
    public MyAnnotation(string tag)
    {
        this.tag = tag;
    }
}


The following example adds an annotation to an element, and then retrieves it through this method.


StringBuilder output = new StringBuilder();
MyAnnotation ma = new MyAnnotation("T1");
XElement root = new XElement("Root", "content");
root.AddAnnotation(ma);

MyAnnotation ma2 = root.Annotation<MyAnnotation>();
output.Append(ma2.Tag + Environment.NewLine);

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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