> .. if you're JQt, it's easy to select all the unwanted lines and switch on comments with ctrl-/ . You can later uncomment all those lines with another ctrl-/ on the same selection.
Another way is to use ctrl-shift-/ which toggles on a Note. I often prefer this as the lines remain uncommented and so can be executed with the usual Run commands. On Tue, Aug 31, 2021 at 7:13 AM 'Michael Day' via Programming < [email protected]> wrote: > I sometimes need this too. If so, and if you're JQt, it's easy to > select all the unwanted > lines and switch on comments with ctrl-/ . You can later uncomment all > those lines with > another ctrl-/ on the same selection. > > However, that can be a bit awkward, and thanks to your message I've > just written > this fairly verbose and none-too elegant if not disgraceful function, > loadtomark, to do what > I often need, and which might fit your requirement. > > The idea is to place one or more marker/s in your script, starting in > the first column. I've tried ))) > but that raises an error if/when you load the whole script; > "NB. )))" would be ok, but you'd need to specify that exact string as > I've written it, ie with the NB. . > Alternatively, plant a number of markers, eg 0001, 0002 ... 1234 > etc; the search string would be > whichever marker you wish to stop at. The load doesn't include the marker. > > It can be tedious to type the script's name in full, but it's easy > enough to first do a load > of the whole script using ctrl-L, and capture the terminal message > load '....' , > then copy and modify it in the terminal session to read > search-string loadtomark '....' > > As I've only just written this in response to your enquiry, it's hardly > tested; no doubt some problems > will arise with experience! I'll embed it in my startup script, and try > to remember to use it when I > need to do a partial load. > > NB. ==================================================================== > NB. selective script load from y - up to but not including a left > justified marker in x > NB. not as convenient as ctrl-L etc, but needs minimal modification in > script > > loadtomark =: 3 : 0 > load y NB. nothing to look for - just load script as is > : > assert. fexist y > require'files' > NB. look for first string x at beginning of lines of script > mark=. x > q =. fread y > iq =. mark {.@:I.@E. q, mark > > if. iq >: # q do. NB. mark not found, so load script as is > echo mark,' not found; loading script as is' > echo 'load ', y > load y > return. > end. > > q =. iq {. q > NB. string found; create temporary script; should work!!! > while. fexist rsc =. '~user/temp/', '.ijs',~ a.{~ 97 + 26?26 do. > end. > try. NB. if something goes wrong, keeps the temporary script > q fwrite rsc > scr =. 'load''', rsc, '''' > echo scr NB. not very useful as temp script will be erased! > ". scr > ferase rsc NB. should be ok unless script is extremely long > catch. > echo 'failed... scratch file = ',rsc > end. > ) > NB. ============================================================== > Any use? > > Mike > > > On 31/08/2021 13:27, 'Rudolf Sykora' via Programming wrote: > > Dear list, > > > > > > if I load a (longer) script, I sometimes want to ignore a part of it > > beyond a certain line. Is there a way to achieve that gracefully? (I > > sometimes just add something syntactically wrong to stop there, on an > > error). > > > > > > Thank you. > > Ruda > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > > > -- > This email has been checked for viruses by Avast antivirus software. > https://www.avast.com/antivirus > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
