Re: "IF" problem with "arg[n]"

["Duncan Cross" <duncan.cross@...>]

Lua keywords are case-sensitive, "if" must be all lower-case.

On 8/28/07, Jeff Wise <jwise@sealyrealty.com> wrote:
> Hi,
>
> The following program will not compile.  I can not figure this out.  The
> last ("IF") statement is where the problem lies. The compile error
> essentially says "expecting '=' near 'arg[1]'".
>
> Any ideas?
>
> --
> --  dummy 3
> --          receive parms, print them
> --
> --   Invoke program :  lua dummy3 parm1 parm2
> --
>     print("Hello, world!    dummy3")
>     print("Arg1 is ==> ", arg[1])
>     print("Arg2 is ==> ", arg[2])
>
>     local a = arg[1]
>     local b = arg[2]
>
>     print("Arg1 is ", a)
>     print("Arg2 is ", b)
>
>     If arg[1] == nil then print("Arg1 is nil") end
>
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