From: Daniel Schierbeck <daniel.schierbeck@...>
Date: 2005-11-20T19:47:23+09:00
Subject: Re: problem with .each do

Lady Michelle Bhaal wrote:
> Hiya.  The book does things this way, so why doesn't it work for me? 
> What's going on?
> 
> def fromWeb(site, url)
>     # get data from website
>     h = Net::HTTP.new(site, 80)
>     resp, data=h.get(url, nil)
> 
>     # process data
>     data.each do <- point of second error
>         |line|

Try `data.each do |line|'. It may be the line break that's causing trouble.

>         if /DGM_navigation/ =~ line do
>             # decode page lineage
>             step=Array.new
>             astep, line = getNextWord(line)
>             while astep != nil
>                 step.push(astep)
>                 astep, line = getNextWord(line)
>             end
>             puts "Page Lineage"
>             step.each do
>                 |astep|

Same here.

>                 step.each do
>                     put " "
>                 end
>                 puts astep
>             end
>         end # end DGM_naviation
>     end # end data.each <- gets "undefined method 'line'", from the 
> second error point above
> end # end def fromWeb
> 
> def getNextWord(line)
>     i1 = />\w+</ =~ line
> 
>     string_wanted=$&[1..$&.length-1]
>     string_remaining=$'
>     return string_wanted, string_remaining
> end
> 
> 


Cheers,
Daniel