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- Subject: Re: unescape lua string (opposite of %q)
- From: Jonathan Castello <twisolar@...>
- Date: Fri, 4 Jun 2010 23:08:24 -0700
On Fri, Jun 4, 2010 at 11:01 PM, Luiz Henrique de Figueiredo
<lhf@tecgraf.puc-rio.br> wrote:
>> 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)
>
What about using loadstring?
----
local input = [[line1\nline2]]
local output = loadstring("return \"" .. input .. "\"")()
----
~Jonathan
