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PHP. FOR, WHILE, FOREACH Loops and inside operations, PART 1 |
For loop: <?
for ($i = 1; $i <= 10; $i++) { echo $i; }
?>While loop: <?
$i =4;
while ($i<= 10){ echo "$i"; $i++; }
?><?
$i =4;
do{ echo "$i"; $i++; }while ($i<= 10);
?><?
$i =-50;
do{ $i++; $s=$i%3; if ($s != 0) continue; echo "$i"; }while ($i<= 10);
?>For without parameters: <?
$i =-5;
for (;;){ echo $i/30 ."<br>"; $i++; if ($i > 0) break; }
?><?
$i=10;
for( ; ; ) { $i--; echo "$i <br>"; if($i == 0) break; }
?>HTML list generator: <?
$masyvas=array('','vilnius','kaunas','klaipeda','siauliai','panevezys'); $kiekis=count ( $masyvas); echo("<SELECT name='kintamieji'>\n"); $i=1;
do { echo ("\t<OPTION value=$i>{$masyvas[$i]}</OPTION>\n"); } while (++$i < $kiekis);
echo("</SELECT>\n");
?> Non finishing loop: <?
$i =4;
do{ $s=$i%2; if ($s==1) continue; echo "$i <br>"; $i++;// ne ten keiciama
}while ($i<= 10);
?>Strange loop: <?
for ($i = 1, $j = 0; $i <= 10; $j += $i, print $i, print $j , $i++);
?>Foreach loop: <?
foreach (array(1, 2, 3, 4, 5) as $v) { echo "$v\n"; }
?>
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