P.S. Also note that the >> and << links are "Next" and "Previous" - they lead to adjacent pages.
Thanks, -- Raul On Wed, Apr 9, 2014 at 3:21 PM, Raul Miller <[email protected]> wrote: > You probably want: > (x,y)$5 > > And while boxes do enclose mismatched types, allowing them to be > combined without much thought, any function whose results are of a > compatible type can be used to combine arguments. > > For example: > 'The number of seconds ',":secs > > Here's the documentation on ": > http://www.jsoftware.com/help/dictionary/d602.htm > > And, if you have time, any of the links from the top of that page lead > to documentation that might interest you. For example: > http://www.jsoftware.com/help/learning/contents.htm > > Thanks, > > -- > Raul > > On Wed, Apr 9, 2014 at 3:13 PM, Ray Zhao <[email protected]> wrote: >> Hi all, I have two small questions: >> 1. How do you use variables as such: >> x y $ 5 >> I have found many examples with actual nums such as 5 6 $ 6 and I know that >> x y is a syntax error, but I'm not sure how to make it NOT a syntax error. >> >> 2. Can different types, when combined, only produce boxes? This is much >> less of a concern for me but I think it's worth confirming: >> One example is: >> secs=.5 >> 'The number of seconds '; secs >> I have searched a little on the vocabulary site and all the examples that I >> have seen with > (open) only unbox same types. , (append) also only appends >> the same types too. >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
