Glad it worked Matthias. Could you give us an idea of the new timing using the arrays? Pete Molly's Revenge <http://www.mollysrevenge.com>
On Thu, Oct 6, 2011 at 12:17 PM, Matthias Rebbe < matthias_livecode_150...@m-r-d.de> wrote: > Hi Pete, > > thank you very much. It´s so much faster. > > It seems, i should look closer to arrays. > > > Regards, > > Matthias > Am 06.10.2011 um 01:13 schrieb Pete: > > > I've used an array to do this type of operation in the past. Haven't > tried > > this code but it might work better. > > > > repeat for each line i in tTextA > > put true into myArray[i]["A"] > > end repeat > > > > repeat for each line i in tTextB > > put true into myArray[i]["B"] > > end repeat > > > > repeat for each line k in the keys of myArray > > if myArray[k]["A"] is not true then put k & return after after > tMissingInA > > if myArray[k]["B"] is not true then put k & return after after > tMissingInB > > end repeat > > > > Pete > > Molly's Revenge <http://www.mollysrevenge.com> > > > > > > > > > > On Wed, Oct 5, 2011 at 3:00 PM, Matthias Rebbe < > > matthias_livecode_150...@m-r-d.de> wrote: > > > >> Hi, > >> > >> i need to compare two very large text files with about 5000 - 7000 lines > >> each with a lines size of up to 256 chars. > >> > >> I need to find out if there are lines missing in either file a or file > b. > >> > >> What is the best way to do this with good speed? > >> > >> I tried to check each line in file a and if the line is in file b. > >> And after that, i check for each line in file b and try to find out > >> if the line is in file a. > >> > >> With large files it takes about 10 to 15 minutes to do the complete > check. > >> > >> My script looks like this > >> > >> repeat for each line i in tTextA > >> if i is not among the lines of tTextB then put i &return after > tMissingInB > >> end repeat > >> > >> repeat for each line i in tTextB > >> if i is not among the lines of tTextA then put i &retrurn after > tMissingInA > >> end repeat > >> > >> Is there a better (faster) way? > >> > >> Regards, > >> > >> Matthias > >> > >> > >> > >> > >> > >> _______________________________________________ > >> 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 > > > _______________________________________________ > 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
