I was hoping for a verb u that would tell me generally how many zeroes are at the front of eg 0001001 so that I could distinguish it from 1001.
Thinking about things I want u such that (u y) returns both the y and the number of zeroes fronting y. > On 16 Sep 2023, at 04:50, 'robert therriault' via Programming > <programm...@jsoftware.com> wrote: > > Is this what you are looking for, Piet? > > Cheers, bob > > datatype 01 > integer > datatype 1 > boolean > datatype > 3 : 0 > n=. 1 2 4 8 16 32 64 128 1024 2048 4096 8192 16384 32768 65536 131072 262144 > t=. '/boolean/literal/integer/floating/complex/boxed/extended/rational' > t=. t,'/sparse boolean/sparse literal/sparse integer/sparse floating' > t=. t,'/sparse complex/sparse boxed/symbol/unicode/unicode4' > (n i. 3!:0 y) pick <;._1 t > ) > > >> On Sep 15, 2023, at 11:45, Piet de Jong <pietd...@gmail.com> wrote: >> >> Would like a verb u such that (u 1) does not match (u 01) >> Without resorting to character input. >> ---------------------------------------------------------------------- >> 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
