Re: unescape lua string (opposite of %q)

[Luiz Henrique de Figueiredo <lhf@...>]

> Hmm, I must be slow. I can't figure out how to convert a string with represented control characters into a string with actual control characters.
> 
> E.g.:
> 
> local input = [[ line 1\nline2 ]]
> 
> str:gsub("\\(.)", '\%1') -- doesn't work

control={n="\n", r="\r"} -- fill as needed
str:gsub("\\(.)", control)