XmlConvert.VerifyTOKEN(String) Method

Definition

Namespace:

System.Xml

Assembly:

System.Xml.ReaderWriter.dll

Source:

XmlConvert.cs

Verifies that the string is a valid token according to the W3C XML Schema Part2: Datatypes recommendation.

public:
 static System::String ^ VerifyTOKEN(System::String ^ token);

public static string? VerifyTOKEN (string? token);

static member VerifyTOKEN : string -> string

Public Shared Function VerifyTOKEN (token As String) As String

Parameters

token

String

The string value you wish to verify.

Returns

String

The token, if it is a valid token.

Exceptions

XmlException

The string value is not a valid token.

Remarks

This method ensures that the name token follows the proper syntax for a valid token. It can be used in the following manner:

try {
  writer.WriteStartElement(XmlConvert.VerifyTOKEN("abc"),"book");
}
catch(Exception e) {
  Console.WriteLine("error");
}

For more information on tokens, see NMTOKEN.