From: Robert Klemme <shortcutter@...>
Date: 2007-01-22T19:00:42+09:00
Subject: Re: conditional variable assignment from array

On 22.01.2007 09:57, Josselin wrote:
> one of my methods receives  a sort parameter either as
> 
> params =>  {"sort"=>{"criteria"=>"1"} }
> OR
> params =>  {"sort"=>"1"}
> 
> presently,  I assign a variable @sc as follows :
> 
> params[:sort].nil? ? @sc = "1" : @sc = params[:sort][:criteria]
> 
> how can I assign @sc to params[:sort][:criteria] OR params[:sort]  
> whatever received... ?

First of all you cannot mix symbol and string keys, i.e. you cannot use 
a symbol to retrieve a string key:

irb(main):001:0> h={"sort"=>1}
=> {"sort"=>1}
irb(main):002:0> h[:sort]
=> nil

Maybe you want something like this:

tmp = params["sort"]
@sc = Hash === tmp ? tmp["criteria"] : tmp

Cheers

	robert