Sorry just noticed that this is in the beta forum. Questions like this would be better asked and answered in the programming forum.
On Sat, Oct 29, 2011 at 2:37 PM, Ric Sherlock <[email protected]> wrote: > Explicit definitions like fizzy require you to refer to the arguments > explicitly. The right argument is assigned to "y" locally within the > verb (right argument is assigned to "x") > > fizzy =: 3 : 0 > if. div35 y do. > 'FizzBuzz' > elseif. div3 y do. > 'Fizz' > elseif. div5 y do. > 'Buzz' > elseif. 1 do. > > 'd' (8!:0) y > end. > ) > > On Sat, Oct 29, 2011 at 2:15 PM, Andrew Pennebaker > <[email protected]> wrote: >> To get a feel for J, I'm implementing FizzBuzz, but I keep getting a control >> error. >> >> #!/usr/bin/env jconsole >> >> div3 =: 0 = 3 & | >> >> div5 =: 0 = 5 & | >> >> div35 =: div3 *. div5 >> >> fizzy =: 3 : 0 >> if. div35 & do. >> 'FizzBuzz' >> elseif. div3 & do. >> 'Fizz' >> elseif. div5 & do. >> 'Buzz' >> elseif. 1 do. >> > 'd' (8!:0) & >> end. >> ) >> >> fizzy 1 >> >> exit '' >> >> Cheers, >> >> Andrew Pennebaker >> www.yellosoft.us >> >> On Fri, Oct 28, 2011 at 8:39 PM, Tom Arneson <[email protected]> wrote: >> >>> Try >>> >>> mod3=: 3&| >>> >>> >>> -----Original Message----- >>> From: [email protected] [mailto:[email protected]] On >>> Behalf Of Andrew Pennebaker >>> Sent: Friday, October 28, 2011 12:54 >>> To: J >>> Subject: [Jbeta] syntax for functions and modulo >>> >>> I'm trying to make a function mod3 that returns the input modulo three, but >>> my syntax is wrong. I don't see why the syntax would be any different from >>> the double example in the docs. >>> >>> $ jconsole >>> double =: * & 2 >>> double 1 >>> 2 >>> double 2 >>> 4 >>> double 3 >>> 6 >>> mod3 =: 3 | & >>> |syntax error >>> | mod3=: 3|& >>> >>> >>> Cheers, >>> >>> Andrew Pennebaker >>> www.yellosoft.us >>> ---------------------------------------------------------------------- >>> 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 >> > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
