System.Xml.Xsl.Xslt.XsltInput.Start C# (CSharp) Method

        public bool Start() {
            if (topLevelReader) {
                return MoveToNextSibling();
            } else {
                if (reader.ReadState != ReadState.Interactive) {
                    return false;
                }
                StepOnNodeRdr();
                if (nodeType == XPathNodeType.Comment || nodeType == XPathNodeType.ProcessingInstruction) {
                    return MoveToNextSibling();
                }
                return nodeType == XPathNodeType.Element;
            }
        }