Thanks for the info! I almost have it by keeping track of what is read. While Livecode is very fast with text I am trying to keep the process a small as possible. If I am working of 350 files a fews seconds on each file adds up a lot.
JB > On May 28, 2017, at 1:29 PM, hh via use-livecode > <use-livecode@lists.runrev.com> wrote: > > [This certainly depends upon how you read 'sections'. > If one uses a separator and search backwards then you'll get empty > before the first if at start of file.] > > When testing this 'ineffective' way (because of searching backwards) > I found a better method: > > Say your separator is for example c0=numToChar(0) and assume you > would like to have the sections as they are (not the chars reversed). > > Then you could read once thru the file (don't read in the full file) > and collect the lengths of your sections by "read from file until c0" > in an array. > Then you know the number and lengths of your sections and you could > use "repeat for each" to read in the sections you want and in the > order you want. (Using negative start numbers may be comfortable here.) > > This works here and LC is very fast with this. > >> JB wrote: >> That did not work for me. When I read the data is >> put into it so I was putting empty into it after the >> read to make sure it was clear. >> I tried not putting empty into it and used, >> repeat until it = empty >> but apparently it never became empty. >> >>> hh wrote: >>>> JB wrote: >>>> ... I want to read in sections from the EOF and >>>> stop at the beginning of the file instead reading >>>> from the start to EOF. >>>> I have no problems opening, reading and >>>> closing files or reading in sections. >>>> Does anyone know the easiest way to determine >>>> when I reach the start of the file similar to >>>> using EOF to stop reading at the end of the file? >>> >>> As you know how to read in sections: >>> Simply read one section after the next one until >>> it is empty. > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode > _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
