From: Phrogz <phrogz@...>
Date: 2010-04-18T10:56:03+09:00
Subject: Re: Undifined local variable or method error

On Apr 17, 11:30 am, Simbolla Simbolla <vinod...@gmail.com> wrote:
> h={}
> arr=[]
> def gethash
>   h[1]=0
>   return h
> end
> arr[0]=gethash
> puts arr[0].each {|k,v| puts "key #{k} value #{v}"}
>
> For the above i get error saying "Undifined local variable or method 'h'
> for main:Object(NameError)"

If you want h to be a global variable, accessible everywhere, prefix
it with a dollar sign:

$h={}
def foo
  $h[1]=0
  $h
end
foo
p $h
#=> {1=>0}