From: Dark Ambient <sambient@...>
Date: 2006-07-04T03:39:57+09:00
Subject: Re: Array loops: new thread

Cool guys, thank you.  I was not aware of include and had just gone
down the array class instance methods prior to asking for help.  Leads
me to conclude I should have read through it 3x not once.

Stuart

On 7/3/06, brian.mattern@gmail.com <brian.mattern@gmail.com> wrote:
> On Tue, Jul 04, 2006 at 03:27:07AM +0900, Dark Ambient wrote:
> > I thought it would be better to start a new thread for my current
> > issue, since the old one is filled with code in various stages.
> > Apologies.  Gives me a chance to ask more succinctly regarding the
> > core issue.
> >
> > This is just an example.
> > I have 2 arrays
> >
> > firstarray = ['1','2,'3','4','5']
> > secondarray = ['1','2','3','4','5','6','7']
> >
> > I'm looping through firstarray.each do |x|
> > go through some blocks.  At some point, either the start of the outter
> > array or somewhere down in the conditional statements I need to find
> > out if elements of firstarray are in secondarray.  The only way I can
> > fathom doing this right now is by starting another loop, i.e.
> > secondarray.each do |y|.  Problem is this seems to create constant
> > problems where the outter loop / [0] element is going through the
> > entire inner loop before proceeding on. to it's next element.   Maybe
> > as someone suggested earlier today to me, to use break.  Haven't had
> > much luck with that yet.
> >
> > If this question makes sense, anyone have some suggestions , comments
> > or anything else that might be helpful ?
> >
> > TIA
> > Stuart
> >
>
> How about something like:
>
> secondarray.each do |x|
>   if firstarray.include?(x)
>     // do something
>   end
> end
>
> Brian
>
>
>