Re: [Jprogramming] How to choose characters with a boolean mask?

2021-04-16 Thread Don Guinn
And more interesting things. 2j1 1 0j1 1#!.'*' 'abcd' aa*b*d On Fri, Apr 16, 2021, 10:34 AM Devon McCormick wrote: > For replacing the masked characters: >mask}chars,:'.'NB. Replace with .s > A.CD.F.HIJKLM > or >'XYZ' (I.mask)}chars NB. Replace with specific characters > AX

Re: [Jprogramming] How to choose characters with a boolean mask?

2021-04-16 Thread HH PackRat
A big THANK YOU to all who replied! Your methods worked exactly as I had hoped! Thanks again! Harvey -- For information about J forums see http://www.jsoftware.com/forums.htm

Re: [Jprogramming] How to choose characters with a boolean mask?

2021-04-16 Thread Devon McCormick
For replacing the masked characters: mask}chars,:'.'NB. Replace with .s A.CD.F.HIJKLM or 'XYZ' (I.mask)}chars NB. Replace with specific characters AXCDYFZHIJKLM On Fri, Apr 16, 2021 at 10:28 AM Jimmy Gauvin wrote: > You might also be interested in the inverse of copy > > 1 0 0 0

Re: [Jprogramming] How to choose characters with a boolean mask?

2021-04-16 Thread Jimmy Gauvin
You might also be interested in the inverse of copy 1 0 0 0 1 0 1 #^:_1 'abc' a b c I remember I had a hard time finding expand On Fri, Apr 16, 2021 at 1:53 AM ethiejiesa via Programming < programm...@jsoftware.com> wrote: > Is monadic # what you're looking for? > >mask # chars >