[Jprogramming] Where to find "checkrequire"

[bill lam]

(please post to j general forum)

You should run qtdemo instead.

menu | help | studio | qt demos

Чт, 17 июл 2014, Jerrold написал(а):
> I am new to J and am going through the demos trying to get a better
> understanding of the language.   So far I can execute (and study) all of the
> demos (except plot.ijs) via the following:
> 
>         loadfile =: (0!:1) & <
>         loadfile 'C:\Users\Owner\j64-802\addons\demo\datetime.ijs'
> 
> that demo seems to work fine.
> 
> When I try to load the plot package via the same call
> 
>         loadfile 'C:\Users\Owner\j64-802\addons\demo\plot.ijs'
> 
> I get an error message that there is a value error with the term
> "checkrequire":
> 
>     |value error: checkrequire
>     |   -.    checkrequire'plot';'graphics/plot'
> 
> I have tried searching for where checkrequire is defined (text search of
> files loaded, text search on the  FindPage tab of the NuVoc site, and a
> google search) but cannot find how checkrequire is defined.
> 
> Can anyone provide help on executing the plot.ijs script and on identifying
> what checkrequire is?
> 
> Thanks
> 
> Jerry Kronenfeld
> 
> Note that if I simple execute
>     load 'plot'
> I get the same error message, that it does not know what
> the term checkrequire.
> 
> Can anyone tell my what checkrequire is and how to
> fix the problem?
> 
> Thanks
> 
> Jerry Kronenfeld
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm

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