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  Ok.

Thanks,
Scuri

> Exaclty. In Lua, as in many other languages, 'and' and 'or' are not
> exactly operators; they are more like control structures. They do not
> generate a single opcode, but a sequence of tests and jumps.
> 
> In statically typed languages, the compiler knows in advance what to
> do. For a dynamic language, once the control code is generated, it is
> hard to change it.
> 
> -- Roberto