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cookie.php
extra.php
formulär.php
index (2).php
index.php
inklud1.php
inklude/
inklude2.php
inlogg.php
medeltal.php
ovn_1.php
ovn_2.php
ovn_4.php
resultat.php
resultat2.php
resultat3.php
session.php
sid1.php
sid2.php
sid3.php
sidslut.php
sidstart.php
textfeedback.php
textstreng.php
valkommen.php
ovn_2.php
183 lines UTF-8 Windows (CRLF)
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<!DOCTYPE html>
<html>
<body>
<h3>1.</h3>
<?php
function mittOrd() {
echo "Hejsvejs!";
}
mittOrd();
?>
<h3>2.</h3>
<?php
function ettOrd($antal) {
for ($i = 0; $i < $antal; $i++) {
echo "Hejsvejs!";
}
}
ettOrd(4);
?>
<h3>3.</h3>
<?php
function storstaTal($tal1, $tal2, $tal3)
{
return max($tal1, $tal2, $tal3);
}
$resultat = storstaTal(205, 393, 94);
echo $resultat;
?>
<h3>4.</h3>
<?php
function storstaTalen($tal1, $tal2, $tal3, $val = "storsta")
{
if ($val == "minsta") {
return min($tal1, $tal2, $tal3);
} else {
return max($tal1, $tal2, $tal3);
}
}
$resultat2 = storstaTalen(205, 393, 94, "minsta");
echo "Minsta: " . $resultat2;
?>
<h3>5.</h3>
<?php
function medelVarde($tal)
{
$summa = array_sum($tal);
$antal = count($tal);
return $summa / $antal;
}
$minaTal = [10, 20, 30, 40, 50];
$medel = medelVarde($minaTal);
echo "Medelvärde: " . $medel;
?>
<h3>6</h3>
<?php
function andraArray($tal)
{
for ($i = 0; $i < count($tal); $i++) {
if ($tal[$i] % 2 == 0) {
$tal[$i] = 0;
}
}
return $tal;
}
$minaTal = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
echo "Före:";
echo implode(", ", $minaTal);
echo "<br><br>";
$minaTal = andraArray($minaTal);
echo "Efter:";
echo implode(", ", $minaTal);
?>
<h3>7.</h3>
<?php
function raknaMedian($tal)
{
sort($tal);
$antal = count($tal);
$mitten = (int) ($antal / 2);
if ($antal % 2 == 1) {
return $tal[$mitten];
} else {
return ($tal[$mitten - 1] + $tal[$mitten]) / 2;
}
}
$minaTal = [9, 26, 16, 13, 34, 4];
echo "Talen: " . implode(", ", $minaTal) . "<br>";
$resultat = raknaMedian($minaTal);
echo "Medianvärdet är: " . $resultat;
?>
<h3>8.</h3>
<?php
function sorteraTal(&$tal)
{
sort($tal);
}
function utRaknat($tal, &$medel, &$median)
{
$medel = array_sum($tal) / count($tal);
sorteraTal($tal);
$antal = count($tal);
$mitten = (int) ($antal / 2);
if ($antal % 2 == 1) {
$median = $tal[$mitten];
} else {
$median = ($tal[$mitten - 1] + $tal[$mitten]) / 2;
}
}
$minaTal = [18, 52, 24, 59, 6, 90, 78, 54, 15];
echo "Talen: " . implode(", ", $minaTal) . "<br>";
utRaknat($minaTal, $medel, $median);
echo "Medelvärde: " . $medel . "<br>";
echo "Medianvärde: " . $median;
?>
</body>
</html>