bill lam wrote:
> You may need to dlimit argument to 1!:2 ,eg 
> y 1!:2[2  or y 1!:2 ]2 or y 1!:2(2) or y (1!:2) 2

This worked--thanks!  Now if only 1!:1 1 would work in scripts...

> For what is worth, C, similar to J, does not have any i/o instructions in its
> core language. All i/o are supposed to be done by external i/o library.

I've no problem with including libraries as sources of additional 
commands.  (I consider them as part of the extensibility of the 
language, and I do includes all the time with most of the J scripts I 
write.)  Which J library contains the basic keyboard input/screen 
output routines I requested?

> You can try the ncurses addons for text mode interface.

I was completely unable to find anything in J602 containing "ncurses" 
within the filename or within the file itself (except a single 
reference in a file of changes between J601 and J602 referring to 
Linux/Mac).  Then I realized that I hadn't checked in a while for addon 
updates.  Sure enough...there it was!  Now to figure out how to use 
it...


Harvey

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