From: Raimon Fs <coder@...>
Date: 2009-04-07T03:38:42+09:00
Subject: Re: getting the results of a simple regex

Robert Klemme wrote:
> On 06.04.2009 19:12, Raimon Fs wrote:
>> 
>>>> $2
>> want ...
>> 
>> I also tried the Regexp.last_match but I'm getting the same, only the
>> first value ...
>> 
>> what I'm doing wrong ?
> 
> You do not use String#scan. :-)


=> var="18,04 2,89 20,93 2,71 18,22"
>> a=var.scan(/\d+,\d{2}/)
=> ["18,04", "2,89", "20,93", "2,71", "18,22"]
>> a[0]
=> "18,04"
>> a[1]
=> "2,89"
>> a[2]
=> "20,93"
>> a[3]
=> "2,71"
>> a[4]
=> "18,22"

:-)

thanks ....



> 
> Btw, you do not need the grouping as you want the complete match anyway.

I was grouping with () because I was using:

      line =~ 
%r{(\d+,\d{2})(\s)(\d+,\d{2})(\s)(\d+,\d{2})(\s)(\d+,\d{2})(\s)(\d+,\d{2})}

and then $1, $2, $3, $4, ...

thanks for your help!

regards,

r.
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