From: Robert Klemme <bob.news@...>
Date: 2005-10-30T21:52:17+09:00
Subject: Re: Faster CSV parsing

William James <w_a_x_man@yahoo.com> wrote:
> Gavin Kistner wrote:
>> On Oct 29, 2005, at 10:07 PM, William James wrote:
>>> ## Read, parse, and create csv records.
>>>
>>> # The program conforms to the csv specification at this site:
>>> # http://www.creativyst.com/Doc/Articles/CSV/CSV01.htm
>>> # The only extra is that you can change the field-separator.
>>> # For a field-separator other than a comma, for example
>>> # a semicolon:
>>> #   Csv.fs=";"
>>> #
>>> # After a record has been read and parsed,
>>> # Csv.string contains the record in raw string format.
>>
>> Thanks for sharing this. You claim 'faster' CSV parsing. Faster than
>> what,
>
> Than Ruby's standard-lib csv.rb.
>
>> and by how much? Got any benchmark results to share?
>
> For my test file of 1,964,211 bytes, it's about 6.4 times as fast.

I didn't look too closely at it nor did I test it but your use of class 
variables seems not necessary here.  I'd prefer to transform them into 
instance variables.  Makes your code much more robust...

Kind regards

    robert