System.Globalization.CompareInfo.IsSortable C# (CSharp) Method

        public static bool IsSortable(String text) {
            if (text == null) {
                // A null param is invalid here.
                throw new ArgumentNullException("text");
            }

            if (0 == text.Length) {
                // A zero length string is not invalid, but it is also not sortable.
                return(false);
            }

            unsafe {
                return(nativeIsSortable(CultureInfo.InvariantCulture.CompareInfo.m_pSortingTable, text));
            }
        }