Re: how io.read() will return nil ?

[Shmuel Zeigerman <shmuz@...>]

Jeff Pohlmeyer wrote:
> I think you want to test for empty string, that is not the same as nil.

Empty string in Lua usually isn't considered as "no value", it is just 
one of all the possible strings.

In Windows, the end of input is Ctrl-Z, in Linux - Ctrl-D (not sure in 
the latter).

--
Shmuel