Re: BASIC-like Lua variant

[colinz@...]

On 2014-01-14 13:55, steve donovan wrote:

> Lua is flexible in that way.  Operations on strings are 'metamethods'
> and they can be overrided:
>
> Lua 5.1.4  Copyright (C) 1994-2008 Lua.org, PUC-Rio
> > smt = debug.getmetatable("")
> > smt.__add = function(x,y) return x..y end
> > = "one" + "two"
> onetwo

Very interesting.
However, since I would not be able to make these modifications by myself 
(being a newbie) I have to ask: is there any library/module that has 
already implemented such customizations? I am sure I am not the only one 
who would rather have + for concatenation instead of ..
Of course, my question is general, not limited to concatenation.