From: Glen Holcomb <damnbigman@...>
Date: 2008-07-15T05:09:30+09:00
Subject: Re: how to loop through two arrays in parallel

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On Mon, Jul 14, 2008 at 2:03 PM, Mitchell Gould <go_mitchell@yahoo.ca>
wrote:

> I have two arrays from a form.
>
>
> params[:products] and params[:quantity]
>
> which are products[] and quantity[]
>
> I would like to extract the data from each item to get their name and
> quantity.
>
> Is there a way in Ruby to do this?
>
>
> for product in products[] and quantity in quantity[]?
> --
> Posted via http://www.ruby-forum.com/.
>
>
product_quantity = {}

products.each_with_index do |product, index|
product_quantity[product.to_sym] = quantity[index]
end

Not the prettiest but assuming the two arrays are one-to-one it should give
you a hash with product names for keys and quantities as values.
-- 
"Hey brother Christian with your high and mighty errand, Your actions speak
so loud, I can't hear a word you're saying."

-Greg Graffin (Bad Religion)

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