Re: [Bug-apl] dynamic function not referencing global?

[Christian Robert]

More info. I was not sure I've been clear enough in my answer,



      )clear
CLEAR WS
      )wsid Deck
WAS CLEAR WS
            deck←''
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            ⍝deck←deck,"?" "?" "?" "?"   ⍝knights
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck←deck,"?" "?" "?" "?"
            deck ← ⊖13 4 ⍴ deck

            hand←(∈deck)[13?52]
            DISPLAYhand←{,(⍪hand),' '}

      )vars
DISPLAYhand     deck    hand
      ⍴DISPLAYhand
26
      DISPLAYhand
🂢 🃈 🃃 🂷 🃞 🃙 🃝 🂫 🃋 🃕 🃒 🃂 🂧
      )erase DISPLAYhand
      ∇DISPLAYhand
[1] ,(⍪hand),' '
[2] ∇
      DISPLAYhand
🂢 🃈 🃃 🂷 🃞 🃙 🃝 🂫 🃋 🃕 🃒 🃂 🂧
      hand←(∈deck)[13?52]
      DISPLAYhand
🂤 🂺 🂾 🂷 🂪 🂱 🂳 🂸 🃚 🃅 🂻 🂲 🂭

There is no way to create a niladic Lambda (eg: without arguments)


Xtian.

On 2016-10-25 12:54, address@hidden wrote:
> Hi bug-apl,
>
> Why does DISPLAYhand not use the new value of hand on the second call?
>
>
>       deck←''
>       deck←deck,"🂢" "🂲" "🃂" "🃒"
>       deck←deck,"🂣" "🂳" "🃃" "🃓"
>       deck←deck,"🂤" "🂴" "🃄" "🃔"
>       deck←deck,"🂥" "🂵" "🃅" "🃕"
>       deck←deck,"🂦" "🂶" "🃆" "🃖"
>       deck←deck,"🂧" "🂷" "🃇" "🃗"
>       deck←deck,"🂨" "🂸" "🃈" "🃘"
>       deck←deck,"🂩" "🂹" "🃉" "🃙"
>       deck←deck,"🂪" "🂺" "🃊" "🃚"
>       deck←deck,"🂫" "🂻" "🃋" "🃛"
>       ⍝deck←deck,"🂬" "🂼" "🃌" "🃜"   ⍝knights
>       deck←deck,"🂭" "🂽" "🃍" "🃝"
>       deck←deck,"🂮" "🂾" "🃎" "🃞"
>       deck←deck,"🂡" "🂱" "🃁" "🃑"
>       deck ← ⊖13 4 ⍴ deck
>
>       hand←(∈deck)[13?52]
>       DISPLAYhand←{,(⍪hand),' '}
>
>       DISPLAYhand
> 🂢 🃈 🃃 🂷 🃞 🃙 🃝 🂫 🃋 🃕 🃒 🃂 🂧
>       hand←(∈deck)[13?52]
>       DISPLAYhand
> 🂢 🃈 🃃 🂷 🃞 🃙 🃝 🂫 🃋 🃕 🃒 🃂 🂧
>       hand
> 🂤🂺🂾🂷🂪🂱🂳🂸🃚🃅🂻🂲🂭
>
>
> Thanks,
> Alex