You can also use http://ditaa.sourceforge.net/ with org-mode.

2016-04-22 6:41 GMT-03:00 Luis <xuzhengchaojob@gmail.com>:

> Dear Charles,
>
> thanks, "EXAMPLE" seems to be the "closest" answer here.
> except it ignores all the "TAB"s, so I have to change them to "whitespace".
>
> anyway, it solves my problem .
>
> On Thu, Apr 21, 2016 at 11:52 PM, Charles C. Berry <ccberry@ucsd.edu>
> wrote:
>
>> On Thu, 21 Apr 2016, Luis wrote:
>>
>> Still get the build error: org-html-table-cell: Args out of range: [left
>>> left left], 3
>>>
>>> On Thu, Apr 21, 2016 at 10:33 AM, Adam Porter <adam@alphapapa.net>
>>> wrote:
>>>
>>> I think you're looking for #+BEGIN_VERBATIM.  :)
>>>>
>>>
>> I don't think so.
>>
>> But a #+BEGIN/END EXAMPLE blcok will set your drawing using
>> <pre>...</pre>, which seems to be what you are after.
>>
>> HTH,
>>
>> Chuck
>>
>>
>
>
> --
> Best Regards,
> Zhengchao Xu
>