the extension method for various type, String, Array, DataTable, Dictionary, etc
$ dotnet add package TryIT.ObjectExtensionthe extension method for general ASP.NET type
IsNullOrEmpty() : Indicator whether current table is null or empty
ConvertColumnType() : convert existing column data type to new type, e.g. from Int to String, if needs convert to System.Data.SqlTypes.SqlBinary, the source value will process as string value Encoding.UTF8.GetBytes(value.ToString())