Utility function that removes all non-alphanumeric and '.', ':', '-', '_' characters from a string and returns just the numbers, letters and this spec characters, Prepends with underscore if the identifier starts with a number or '.' or'-'. This is used for converting text valid XML tags and attributes.

'Declaration
 
Public Shared Function NormalizeXmlIdentifier( _
   ByVal stringIN As String _
) As String

'Usage
 
Dim stringIN As String
Dim value As String
 
value = Utils.NormalizeXmlIdentifier(stringIN)

public static string NormalizeXmlIdentifier( 
   string stringIN
)

public function NormalizeXmlIdentifier( 
    stringIN: String
): String; static; 

public static function NormalizeXmlIdentifier( 
   stringIN : String
) : String;

public: static string* NormalizeXmlIdentifier( 
   string* stringIN
) 

public:
static String^ NormalizeXmlIdentifier( 
   String^ stringIN
)