From: Brian Candler <b.candler@...>
Date: 2010-03-23T05:50:39+09:00
Subject: Re: splitting text string

Joel VanderWerf wrote:
> Jonathan Nielsen wrote:
>>> order (first three) => 123
>>> stephen
>> irb(main):004:0> status = barcode[8..8]
>> => "9"
>> 
>> -Jonathan Nielsen
>> 
> 
> Another idea:
> 
> $ irb -r scanf
>  >> "123456789".scanf("%3d%5d%1d")
> => [123, 45678, 9]
> 
> (note that the strings are converted to integers for you)

Another:

raise "Bad barcode" unless "123456789" =~ /\A(\d{3})(\d{5})(\d)\z/
order, product, status = $1, $2, $3

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