Annotations(T) Method
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XObject.Annotations<T> Method ()

 

Gets a collection of annotations of the specified type for this XObject.

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

public IEnumerable<T> Annotations<T>()
where T : class

Return Value

Type: System.Collections.Generic.IEnumerable<T>

An IEnumerable<T> that contains the annotations for this XObject.

Type Parameters

T

The type of the annotations to retrieve.

The following example uses this method to retrieve annotations on an element.


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

class Program {
    static void Main(string[] args) {   
        XElement root = new XElement("Root", "content");
        root.AddAnnotation(new MyAnnotation("T1"));
        root.AddAnnotation(new MyAnnotation("T2"));
        root.AddAnnotation("abc");
        root.AddAnnotation("def");

        IEnumerable<MyAnnotation> annotationList;
        annotationList = root.Annotations<MyAnnotation>();
        foreach (MyAnnotation ma in annotationList)
            Console.WriteLine(ma.Tag);
        Console.WriteLine("----");

        IEnumerable<string> stringAnnotationList;
        stringAnnotationList = root.Annotations<string>();
        foreach (string str in stringAnnotationList)
            Console.WriteLine(str);
    }
}

This example produces the following output:


                T1
T2
----
abc
def

Universal Windows Platform
Available since 8
.NET Framework
Available since 3.5
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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