Re: Local and Global Variables

[Thomas Jericke <tjericke@...>]

On 04/26/2013 05:48 PM, Doug Currie wrote:
> If this is what you want, then the local and global keywords mean the same thing. In expression oriented languages of the ML family, this keyword is called val. It declares a new value in the present scope. So your example becomes:
>
> val myvar
>
> if someboolean then
>     myvar = 0
>     val g2 = 7
> end

Not really:

if true then
 global g = "hello"
 local l = " world"
end

do
  global g
  local l
  print(a) -- prints "hello"
  print(b) -- prints "nil"
end

globals still would have the same semantics as now, you would only 
declare them before using of them.

--
Thomas