System.Xml.Schema.XdrBuilder.IsXdrSchema C# (CSharp) Метод

        internal static bool IsXdrSchema(string uri)
        {
            return uri.Length >= x_schema.Length &&
                   0 == string.Compare(uri, 0, x_schema, 0, x_schema.Length, StringComparison.Ordinal) &&
                   !uri.StartsWith("x-schema:#", StringComparison.Ordinal);
        }