Using length differences only works when counting a character or string of characters. It does not work when counting words. In Keith’s example “Time” as a word does not exist in the text passed to $a. “The” is another example as it only occurs twice, but the code will return 3.
John > On May 5, 2017, at 9:05 AM, Keith Culotta via 4D_Tech <4d_tech@lists.4d.com> > wrote: > > I haven't tested this for speed or unexpected conditions, but... > > $a:="now is the timetime for all good men to come to the aid of their country" > $l1:=Length($a) > > $b:="time" > $lb:=Length($b) > > $a:=Replace string($a;$b;"";*) > $l2:=Length($a) > > $l3:=$l1-$l2/$lb > > ALERT(String($l3)) > > > Keith - CDI > >> On May 4, 2017, at 7:22 AM, Jörg Knebel via 4D_Tech <4d_tech@lists.4d.com> >> wrote: >> >> Hi all >> >> I’m wondering if someone has a clever routine to count the number of >> appearances of a specific character/word in a string/text and is willing to >> share it. >> >> Thanks >> >> Cheers >> Jörg >> >> >> ********************************************************************** >> 4D Internet Users Group (4D iNUG) >> FAQ: http://lists.4d.com/faqnug.html >> Archive: http://lists.4d.com/archives.html >> Options: http://lists.4d.com/mailman/options/4d_tech >> Unsub: mailto:4d_tech-unsubscr...@lists.4d.com >> ********************************************************************** > > ********************************************************************** > 4D Internet Users Group (4D iNUG) > FAQ: http://lists.4d.com/faqnug.html > Archive: http://lists.4d.com/archives.html > Options: http://lists.4d.com/mailman/options/4d_tech > Unsub: mailto:4d_tech-unsubscr...@lists.4d.com > ********************************************************************** ********************************************************************** 4D Internet Users Group (4D iNUG) FAQ: http://lists.4d.com/faqnug.html Archive: http://lists.4d.com/archives.html Options: http://lists.4d.com/mailman/options/4d_tech Unsub: mailto:4d_tech-unsubscr...@lists.4d.com **********************************************************************
