XmlReader.IsName Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Gets a value indicating whether the string argument is a valid XML name.

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


Public Shared Function IsName ( _
    str As String _
) As Boolean
public static bool IsName(
    string str


Return Value

Type: System.Boolean
true if the name is valid; otherwise, false.


Exception Condition

The str value is nulla null reference (Nothing in Visual Basic).


This method uses the W3C XML 1.0 Recommendation to determine whether the name is valid.

Version Information


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.