The variable seems to be named x not v? On Thu, Dec 18, 2014 at 12:55 PM, Min-Woong Sohn <[email protected]> wrote:
> vars = names(df) where df is a DataFrame object and vars is an array of
> Symbols. How do I change the elements in vars to lower case? When I did
>
> for x in vars
> println("$v")
> end
>
> it gives me an error.
>
>
> Thanks a bunch.
>
