From: Billy Hsu <ruby.maillist@...>
Date: 2007-04-30T10:19:27+09:00
Subject: Re: Array.which_long? ( I coded an extension for Array )

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Hi,
Harry, thanks :D


On 4/30/07, Harry <list.push@gmail.com> wrote:
>
> On 4/29/07, Billy Hsu <ruby.maillist@gmail.com> wrote:
> > Thanks for your reply, I learned more on this thread :P
> > But I have a question:
> > If I have an array contain:
> >   ary = [1, 12, 234, "456"]
> > there has two elements which size is 3, but the longest method just
> returned
> > one of them.
> > I can't solve it :(
> >
>
> Is this what you are looking for?
> Do you want all longest elements?
>
> big = [1, 12, 234,45,978, "456"].max {|x,y| x.to_s.size <=> y.to_s.size}
> p [1, 12, 234,45,978, "456"].select {|r| r.to_s.size == big.to_s.size}
>
> Harry
>
> --
> http://www.kakueki.com/ruby/list.html
> A Look into Japanese Ruby List in English
>
>


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