open 'validate' load 'validate'
On Fri, Nov 25, 2011 at 10:12 AM, PackRat <[email protected]> wrote: > I could have sworn that there were various "is..." verbs or phrases > that identified digits, alpha chars, punctuation, etc., in literals, > but I can't seem to locate them at all. (I still use J602; waiting for > the J701 bleeding edge blood to stop.) > > Basically, what I'm immediately looking for is a verb or phrase (I'll > call it "isdigit") that gives a boolean 1 for each char in a literal > that's a digit and 0 otherwise: > > isdigit 'DSC0001.JPG' ---> 00011110000 > > D S C 0 0 0 1 . J P G > 0 0 0 1 1 1 1 0 0 0 0 > > I tried comparisons with values in a. but, for whatever reason, that > didn't work because it seemed to compare the whole literal at once > rather than a char-by-char comparison. > > Thanks in advance for your assistance with this! > > > 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
