System.Xml.Xsl.Runtime.XsltLibrary.CheckScriptNamespace C# (CSharp) Method

        public int CheckScriptNamespace(string nsUri)
        {
            // Check that extension and script namespaces do not clash
            if (_runtime.ExternalContext.GetLateBoundObject(nsUri) != null)
            {
                throw new XslTransformException(SR.Xslt_ScriptAndExtensionClash, nsUri);
            }
            return 0;   // have to return something
        }