From: Peter Versteegen <pversteegen@...>
Date: 2007-01-17T08:03:48+09:00
Subject: Re: External to internal conversion

Thanks Wilson,

That did it for me.  I know not to mix integers and floats; that was a 
typing error.  I know very little about regular expressions.  Could you 
put in words what you did?

Thanks again.


Wilson Bilkovich wrote:
> On 1/16/07, Peter Versteegen <pversteegen@gcnetmail.net> wrote:
>> Wilson,
>>
>> I was looking more for an output like [[25.0, 26], [30, 31]], an aray
>> of two arrays.
>>
>> Thanks,
>>
> 
> Probably easiest to do it in two steps, since bracket-matching is a
> real chore in a regular expression.
> 
>>> input = "[25.0, 26], [30, 31]"
> => "[25.0, 26], [30, 31]"
>>> groups = input.scan(/\[.*?\]/)
> => ["[25.0, 26]", "[30, 31]"]
>>> output = groups.map {|g| g.scan(/\d+\.?\d*/).map {|n| n.to_i} }
> => [[25, 26], [30, 31]]
> 
> Do you really need 25.0 instead of 25? Mixing integers and floats can
> be a bad idea. Adjust the 'to_i' call accordingly.


-- 
Posted via http://www.ruby-forum.com/.