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- 'J Tutorial'
-
- t=.0 0$''
- t=.t,' J Tutorial'
- t=.t,'-------------------------------------------'
- t=.t,'Enter Effects'
- t=.t,'-------------------------------------------'
- t=.t,'(cr) Exit'
- t=.t,'? This note'
- t=.t,'?? Table of contents'
- t=.t,'(space) Next frame'
- t=.t,'x Select a particular frame'
- t=.t,' (e.g. E selects Classifications)'
- help=.t
-
- read =. 1!:1
- pr =. 1!:2&2
- uncap =. '((a.,~a.{~65+i.26)i.y.){a.,~a.{~97+i.26':''
- frames =. <&read (':tut:tut'&,)&(,&'.js')&":&.>i.47
- hdr =. 32{.&>frames
- dir =. uncap (|.~ ' '&=&{.)&(_2&{.)"1 hdr
-
- t=.0 0$''
- t=.t,'i=.0'
- t=.t,'n=.#frames'
- t=.t,'pr help'
- t=.t,'$.=.3,~4+(3 2$''...???'')i._2{.''..'',x=.uncap read 1'
- t=.t,'$.=.$0'
- t=.t,'pr help'
- t=.t,'pr (j{.x),"1 '' '',"1 (j=.2%~#x)}.x=.hdr,(2|n,1)$'' '''
- t=.t,'i=.n|>:i [ pr>i{frames [ i=.+/(0 1=n>j)*i,j=.((n,1>.#x){.dir)i.x'
- tutorial =. t : ''
-