Re: [Bug-apl] ⎕NL 'var_name'

[Christian Robert]

You are right. QuadNC do the right thing.

btw: this is why I asked for some kind of a "newbie" list for gnu apl. I don't 
want to bother the developpers at each time
     *I think* of a problem in the software. 9/10+ are my own ignorance.

thanks, and still learning from near zero.

Xtian.


On 2015-03-10 21:09, Blake McBride wrote:
> I think you are confusing ⎕NC and ⎕NL
>
> On Tue, Mar 10, 2015 at 7:16 PM, Christian Robert <address@hidden 
> <mailto:address@hidden>> wrote:
>
>     Hi,
>
>     I'm pretty sure this was working a few days ago to test if a variable has a 
> value or not at entry to a function.
>
>     Is it broken or I miss something ?
>
>     thanks,
>
>     Xtian.
>
>
>            ∇Time[⎕]∇
>          ∇
>     [0]   z←ncpu Time what;⎕io;start;stop;day;old___ncpu
>     [1]   →(1=⎕NL 'ncpu')/already_set
>     [2]     ncpu←1 ⍝ the default
>     [3]  already_set:
>     [4]   ⎕io←0
>     [5]   start←¯5↑⎕ts
>     [6]   day←start[0]
>     [7]   start ← 32 24 60 60 1000 ⊥ start
>     [8]   old_ncpu←⎕SYL [25;1]
>     [9]   ⍎what
>     [10]  stop←¯5↑⎕ts
>     [11]  ⎕SYL [25;1]← old_ncpu
>     [12]  →(stop[0]=day)/ok
>     [13]    stop[0]←stop[0]+1
>     [14] ok:
>     [15]  stop ← 32 24 60 60 1000 ⊥ stop
>     [16]  z←(⍕(stop-start)÷1000),' seconds at num core = ',(⍕⎕syl[25;1]),' of 
> ', ⍕⎕syl[24;1]
>          ∇
>            Time 'z←⍳1000'
>     DOMAIN ERROR
>     Time[1]  →(1=⎕NL 'ncpu')/already_set
>                   ^           ^