From: Peter Bailey <pbailey@...>
Date: 2008-01-08T04:38:48+09:00
Subject: Re: Where do I put the ".to_f" ?

Todd Benson wrote:
> On Jan 7, 2008 12:25 PM, Peter Bailey <pbailey@bna.com> wrote:
>> >
>> > width    = info[/Image Width: ([0-9]{1,5})/, 1].to_f
>> > ...
>> >
>> > Cheers
>> >
>> >   robert
>>
>> Thank you very much. Yes, that works perfectly. That whole square
>> bracket thing you use there is new to me. When you say "see the docs,"
>> what should I look for? For "String#scan" or for Regex. . . .?
> 
> You want to look at String#[]
> 
> Todd

Yes. Thanks. It's just that I never knew that String#[] even existed. 
It's a great tool.

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