I think you taught me this approach in chapter 16 of JforC Programmers, Henry :)
modPlus=: |+[*0=| 12 modPlus 9 + i. 7 9 10 11 12 1 2 3 Cheers, bob On 2012-12-24, at 12:54 PM, Henry Rich wrote: > I don't get what your 'offset' field is, but |&.<: might be useful: > > 12 | 9+i. 7 > 9 10 11 0 1 2 3 > 12&|&.<: 9+i. 7 > 9 10 11 12 1 2 3 > > Henry Rich > > On 12/24/2012 3:49 PM, PackRat wrote: >> I have need for a verb like residue | but which returns the mod value >> instead of 0. For example, instead of 9 10 11 0 1 2 3 4... for a mod >> value of 12, it will return 9 10 11 12 1 2 3 4.... I can do it easily >> for a single datum, but I can't see how to do it in one fell swoop for >> a whole list of data. >> >> I have specific applications in mind, so the verb needs to look >> something like this: modvalue verb datalist;offset (although the >> modvalue x argument could just as easily be among the y arguments). >> >> A specific example might be: 12 verb datalist;9 >> This would return the values in the first paragraph above. >> >> I had been thinking along these lines: >> >> mm=. modval | (offset + i.(#datalist)) >> if. 0 = mm do. mm=. modval end. >> >> But this, of course, does not work. >> >> I would appreciate explicit code only; no tacit expressions. Much >> thanks in advance! >> >> >> Harvey >> >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm >> > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
