Re: Select (Switch) Case statement

[Mark Hamburg <mhamburg@...>]

That's seriously twisted. But pretty cool.

Mark

on 9/1/04 10:27 AM, Michael Roth at mroth@nessie.de wrote:

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> Hash: SHA1
> 
> Hello all,
> 
> 10 programmers result in 20 solution... That's my suggestion:
> 
> function switch(actual)
>  local found = false
>  local case = function(expected)
>    if expected == actual then
>      found = true
>      return true
>    end
>  end
>  local default = function()
>    return not found
>  end
>  return case, default
> end
> 
> Usage:
> 
> for i = 1, 4 do
>  local case, default = switch(i)
> 
>  if case(2) then
>    print("two")
>  end
> 
>  if case(3) then
>    print("three")
>  end
> 
>  if default() then
>    print("default:", i)
>  end
> end