Article View: be.comp.programming
Article #2505Re: Help gevraagd!!
From: Tim Van Wassenhove
Date: Sat, 15 May 2004 20:51
Date: Sat, 15 May 2004 20:51
28 lines
1299 bytes
1299 bytes
In article <40a67836$0$41758$5fc3050@dreader2.news.tiscali.nl>, Gekkie wrote:
> public class Hs05_Vr03 extends Applet
> {
> tekstveld was btw, Resultaat1;
?
> TextField invoervak;
> Button Bereken;
> Label invoerL;
>
> public void paint( Graphics g )
> {
> g.drawString( resultaat + " is het totaal",110, 50, 100, 20 );
> g.drawString( BTW + " is het BTW bedrag",110, 30, 100, 20 );
> }
Vanwaar komen resultaat en BTW?
> invoerstring = invoervak.getText();
> getal1 = Double.parseDouble( invoerstring);
Het lijkt me geen slecht idee dit in een try catch block te zetten,
aangezien de API vermeld dat dit een exception kan throwen...
--
http://home.mysth.be/~timvw
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X-Google-Language: DUTCH,ASCII-7-bit X-Google-Thread: fcea4,a02b5249cb4ad531 X-Google-Attributes: gidfcea4,public Path: arc1-ca.pugleaf.net!controlnews3.google.com!news2.google.com!fu-berlin.de!uni-berlin.de!not-for-mail From: Tim Van Wassenhove <euki@pi.be> Newsgroups: be.comp.programming Subject: Re: Help gevraagd!! Date: 15 May 2004 20:51:42 GMT Lines: 28 Message-ID: <2gne6uF4k597U1@uni-berlin.de> References: <40a67836$0$41758$5fc3050@dreader2.news.tiscali.nl> X-Trace: news.uni-berlin.de wEtOqw548MGljFonSSlULgDHxTRe9XB3XQNh6Arf2t+zQYBWiN User-Agent: slrn/0.9.7.4 (Linux)