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On Fri, Oct 23, 2009 at 12:51 PM, Mauro Iazzi <mauro.iazzi@gmail.com> wrote:
>> I would have expected a 13 in place of the second 10.  Any ideas?
>> I am using Lua 5.1.4 on linux.  Thanx!
>
> It is deliberate, see llex.c lines 257-263. I cannot find any mention
> in the manual ( assuming it would be in
> http://www.lua.org/manual/5.1/manual.html#2.1)

It is mentioned there: "For convenience, when the opening long bracket
is immediately followed by a newline, the newline is not included in
the string."

-- 
Dirk