x,.y is equivalent to x,"_1 y from http://www.jsoftware.com/help/dictionary/d321.htm
R.E. Boss > -----Oorspronkelijk bericht----- > Van: [EMAIL PROTECTED] [mailto:programming- > [EMAIL PROTECTED] Namens Raul Miller > Verzonden: woensdag 23 juli 2008 4:13 > Aan: Programming forum > Onderwerp: Re: [Jprogramming] Question re: assembling data > > On Tue, Jul 22, 2008 at 9:54 PM, Hahn, Harvey <[EMAIL PROTECTED]> wrote: > > "Append" (,) and "laminate" (,:) join various combinations of tables and > > lists of differing sizes using fill characters as necessary to fill out > > the joined/assembled data. Why does "stitch" (,.) NOT use (or is > > incapable of using) fill characters in the same way? In other words, > > what is there about stitching two tables, a table and a list, or two > > lists where differing sizes are involved that prohibits filling to match > > sizes? Why is "stitch" different? Is there some underlying structure > > or meaning involved? > > Stitch is similar to ,"0 > 'abc',"0'def' > ad > be > cf > 'abc',"0'de' > |length error > | 'abc' ,"0'de' > > It's not the same, of course > (2 3$'abcdef'),.'gh' > (2 3$'abcdef'),"0 'gh' > but hopefully this simple analogy will help illustrate > something of what's happening here. > > -- > Raul > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
