From: ChrisH <chris.hulan@...>
Date: 2006-08-28T22:30:11+09:00
Subject: Re: Newbie : assign a value to a variable...


Nicolas Blanco wrote:
...
> if @params[:per_page].nil?
>       per_page = 20
>     else
>       per_page = @params[:per_page]
> end
>
> Is there a better way to do this (put the parameter in the variable if
> the parameter is not null, otherwise put 20) ?


The usual idiom is
per_page = @params[:per_page] || 20

cheers