System.Xml.Xsl.Runtime.XmlQueryOutput.WriteStartElement C# (CSharp) Method

        public override void WriteStartElement(string prefix, string localName, string ns) {
            Debug.Assert(prefix != null && localName != null && localName.Length != 0 && ns != null, "Invalid argument");
            Debug.Assert(ValidateNames.ValidateName(prefix, localName, ns, XPathNodeType.Element, ValidateNames.Flags.All), "Name validation failed");

            // Xml state transitions
            ConstructWithinContent(XPathNodeType.Element);

            // Call XmlRawWriter.WriteStartElement
            WriteStartElementUnchecked(prefix, localName, ns);

            // Ensure that element's namespace declaration is declared
            WriteNamespaceDeclarationUnchecked(prefix, ns);

            // Cache attributes in order to detect duplicates
            if (this.attrCache == null)
                this.attrCache = new XmlAttributeCache();

            this.attrCache.Init(Writer);
            Writer = this.attrCache;
            this.attrCache = null;

            // Push element names onto a stack
            PushElementNames(prefix, localName, ns);
        }