Article View: pl.comp.lang.javascript
Article #50031Re: Liczenie _pustych_ nowych linii w textarea
From: Michał 'miok' Rzeźnik
Date: Fri, 07 May 2010 08:00
Date: Fri, 07 May 2010 08:00
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1917 bytes
On 7 Maj, 01:34, fuzjusz <buckoka...@gmail.com> wrote:
> function licz(){
> tekst = document.getElementById("txtarea").value;
> linie = tekst.split("\n");
> ilosc = linie.length;
> puste = 0;
> for(i = 0; i < ilosc; i++) if(!linie[i].length) puste++;
> document.getElementById("wynik").value = puste;
>
> }
Dziękuję:) miałem nadzieję że da radę to zrobić wyrażeniami
regularnymi, ale też jest ok.
--
http://textmaster.tk
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Path: mbox-mo1.pugleaf.net!news-archive.icm.edu.pl!news.rmf.pl!agh.edu.pl!news.agh.edu.pl!news.onet.pl!news.nask.pl!news.nask.org.pl!newsfeed00.sul.t-online.de!t-online.de!border2.nntp.dca.giganews.com!nntp.giganews.com!postnews.google.com!24g2000yqy.googlegroups.com!not-for-mail From: Michał 'miok' Rzeźnik <michal.r90@gmail.com> Newsgroups: pl.comp.lang.javascript Subject: Re: Liczenie _pustych_ nowych linii w textarea Date: Fri, 7 May 2010 01:00:28 -0700 (PDT) Organization: http://groups.google.com Lines: 15 Message-ID: <30c86fe2-8bae-40fa-95f5-a6c146c6df87@24g2000yqy.googlegroups.com> References: <a5108964-417a-4426-862a-4829bd492c4c@i10g2000yqh.googlegroups.com> <831046e4-7d05-4732-824a-07eed486ef61@r11g2000yqa.googlegroups.com> NNTP-Posting-Host: 217.153.10.195 Mime-Version: 1.0 X-Trace: posting.google.com 1273219228 21410 127.0.0.1 (7 May 2010 08:00:28 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Fri, 7 May 2010 08:00:28 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: 24g2000yqy.googlegroups.com; posting-host=217.153.10.195; posting-account=Hvx0XAoAAAAzXVONIRV3NjKmRpYXORCy User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US) AppleWebKit/532.5 (KHTML, like Gecko) Chrome/4.1.249.1064 Safari/532.5,gzip(gfe) Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit