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webbserverprogrammering/exercises/classes_dice/
10 filer
Dice.php
DiceImage.php
Histogram.php
dice_1.php
dice_2.php
dice_3.php
dice_4.php
dice_5.php
dice_6.php
dice_7.php
DiceImage.php
Histogram.php
dice_1.php
dice_2.php
dice_3.php
dice_4.php
dice_5.php
dice_6.php
dice_7.php
dice_2.php
71 lines UTF-8 Windows (CRLF)
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<?php
error_reporting(-1); // Report all type of errors
ini_set('display_errors', 1); // Display all errors
ini_set('output_buffering', 0); // Do not buffer outputs, write directly
?>
<!DOCTYPE html>
<html lang="sv">
<head>
<title>Tärning 2</title>
<meta charset="utf-8">
<style type="text/css">
body {
font-family: Arial;
}
</style>
</head>
<body>
<h2>En tärning</h2>
<p>Tärningen med 6 sidor kastas 6 gånger. Denna gång m.h.a. en "Dice"-klass!</p>
<?php
class Dice {
private $sides;
private $rolls = [];
function __construct($sides = 6) {
$this->sides = $sides;
}
function roll($times = 1) {
for ($i = 0; $i < $times; $i++) {
$this->rolls[count($this->rolls)] = rand(1, $this->sides);
}
}
function printRolls() {
echo "<ul>";
foreach ($this->rolls as $roll) {
echo "<li>$roll</li>";
}
echo "</ul>";
}
function getSumOfRolls() {
return array_sum($this->rolls);
}
function getAverageRoll() {
return round($this->getSumOfRolls() / count($this->rolls), 2);
}
}
$myDice = new Dice(); // default is 6 sides
$myDice->roll(6); // roll 6 times
$myDice->printRolls();
?>
<p><strong>Summa:</strong> <?= $myDice->getSumOfRolls() ?></p>
<p><strong>Medelvärde:</strong> <?= $myDice->getAverageRoll() ?></p>
</body>
</html>