System.Xml.XmlBaseWriter.VerifyWhitespace C# (CSharp) Method

        private void VerifyWhitespace(char ch)
        {
            if (!IsWhitespace(ch))
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.Format(SR.XmlIllegalOutsideRoot)));
        }