System.Xml.XmlDocument.GetXmlName C# (CSharp) Method

        internal XmlName GetXmlName(string prefix, string localName, string namespaceURI, IXmlSchemaInfo schemaInfo)
        {
            XmlName n = _domNameTable.GetName(prefix, localName, namespaceURI, schemaInfo);
            Debug.Assert(n == null || ((prefix == null) ? (n.Prefix.Length == 0) : (prefix == n.Prefix)));
            Debug.Assert(n == null || n.LocalName == localName);
            Debug.Assert(n == null || ((namespaceURI == null) ? (n.NamespaceURI.Length == 0) : (n.NamespaceURI == namespaceURI)));
            return n;
        }

 /// <include file='doc\XmlElement.uex' path='docs/doc[@for="XmlElement.XmlElement1"]/*' />
 /// <internalonly/>
 /// <devdoc>
 /// </devdoc>
 protected internal XmlElement(string prefix, string localName, string namespaceURI, XmlDocument doc)
     : this(doc.GetXmlName(prefix, localName, namespaceURI), true, doc)
 {
 }