J. Introducere in limbajul Java - Discipline
J. Introducere in limbajul Java - Discipline
J. Introducere in limbajul Java - Discipline
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
Curs SwRTc (draft) 2004-2005 19/34 10/22/2006 2006_Intro_<strong>Java</strong>_v01.htm<br />
Urmatoarele mesaje vor fi afisate <strong>in</strong> fiecare de marti:<br />
Inot la 8:00 am<br />
Program de lucru: 10:00 - 5:00<br />
Luni, joi si v<strong>in</strong>eri, numai ultimul mesaj va fi afisat.<br />
In loc de a scrie <strong>in</strong>structiuni switch care folosesc ramuri case <strong>in</strong>tregi, se pot folosi si valori<br />
caracter ca mai jos:<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
9<br />
10<br />
11<br />
}<br />
switch (aChar) {<br />
case 'a':<br />
case 'e':<br />
case 'i':<br />
case 'o':<br />
case 'u':<br />
System.out.pr<strong>in</strong>tln("Este o vocala!");<br />
break;<br />
default:<br />
System.out.pr<strong>in</strong>tln("Este o consoana!");<br />
J.3.7.3. Instructiunea for<br />
Iteratiile sunt un concept important <strong>in</strong> programare. Fara a putea parcurge un set de valori una cate<br />
una, adica a le itera, posibilitatea de a rezolva multe d<strong>in</strong> problemele lumii reale ar fi limitata.<br />
Instructiunile de iterare d<strong>in</strong> <strong>Java</strong> sunt aproape identice cu cele d<strong>in</strong> C si C++. Exista bucle for, bucle<br />
while, si bucle do ... while.<br />
In prima l<strong>in</strong>ie a buclei for se specifica valoarea de <strong>in</strong>ceput a unui contor de bucla, conditia<br />
testata pentru iesirea d<strong>in</strong> bucla si se <strong>in</strong>dica cum trebuie <strong>in</strong>crementat contorul. Aceasta <strong>in</strong>structiune<br />
ofera <strong>in</strong>tr-adevar multe posibilitati.<br />
S<strong>in</strong>taxa <strong>in</strong>structiunii for <strong>in</strong> <strong>Java</strong> este prezentata <strong>in</strong> cont<strong>in</strong>uare:<br />
for (; ; )<br />
// cat timp =“true”<br />
Un exemplu de bucla for ar putea fi urmatorul:<br />
<strong>in</strong>t count;<br />
for (count=0; count