Zadanie 1.FOR:
<?php
$n=10;
$suma=0;
for($a=1;$a<=10;$a++)
$suma+=$a;
echo $suma;
?>
WHILE:
<?php
$a=1;
$suma=0;
while($a<=10){
$suma+=$a;
$a++;
}
echo $suma;
?>
DO WHILE:
<?php
$a=1;
$suma=0;
do{
$suma+=$a;
$a++;
}
while($a<=10);{
echo $suma;
}
?>
Zadanie 2.
<?php
$licz="mnozenie";
$a=5;
$b=5;
$c=0;
switch($licz){
case "dodawanie":
$c=$a+$b;
echo "Suma wynosi".$c;
break;
case "odejmowanie":
$c=$a-$b;
echo "Wynik odejmowania wynosi:".$c;
break;
case "mnozenie":
$c=$a*$b;
echo "Wynik mnożenia wynosi:".$c;
break;
case "dzielenie":
$c=$a/$b;
echo "Wynik dzielenia wynosi:".$c;
break;
}
?>
Zadanie 3.
<?php
$a=12;
$b=12;
$c=13;
if($a>$b && $a>c){
echo "Liczba a jest największa=".$a;
}
elseif ($b>$c && $b>a){
echo "Liczba b jest największa=".$b;
}
elseif($c>$a && $c>$b){
echo "Liczba c jest największa=".$c;
}
?>
Zadanie 4.
<?php
$licz="iloraz";
$a=12;
$b=32;
$c=5;
$x=0;
switch($licz){
case "iloraz":
$x=$a/$b;
echo "Iloraz wynosi".$x;
break;
case "odejmowanie":
$x=$a-$c;
echo "Wynik odejmowania wynosi:".$x;
break;
case "mnozenie":
$x=$a*$c;
echo "Wynik mnożenia wynosi:".$x;
break;
case "suma":
$x=$a+$b+$c;
echo "Wynik dodawania wynosi:".$x;
break;
}
?>
Zadanie 5.
<?php
$b=1;
$c=10;
$suma=0;
for($x=$b;$x<=$c;$x++)
{
if($x%2==0)
{
$suma=$suma+$x;
}
}
echo "Suma liczb parzystych wynosi:".$suma;
?>
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