60 lines
2.0 KiB
PHP
60 lines
2.0 KiB
PHP
<?php
|
|
?>
|
|
<!doctype html>
|
|
<html lang="pl">
|
|
<head>
|
|
<meta charset="UTF-8">
|
|
<meta name="viewport"
|
|
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
|
|
<meta http-equiv="X-UA-Compatible" content="ie=edge">
|
|
<title>Z35 - Proste prostopadłe</title>
|
|
<link rel="stylesheet" href="style.css">
|
|
</head>
|
|
<body>
|
|
<header>
|
|
<h1>Zadanie Z35</h1>
|
|
<h2>Autor: Jakub Grzegorczyk</h2>
|
|
</header>
|
|
<div class="box">
|
|
<p>Napisz program, który dla podanych dwóch równań prostych odpowie czy proste te są prostopadłe.</p>
|
|
</div>
|
|
<div class="box">
|
|
<form action="index.php" method="post">
|
|
<fieldset>
|
|
<legend>Współczynniki: </legend>
|
|
<label for="a1">Współczynnik a<sub>1</sub>:</label>
|
|
<input type="number" name="a1" id="a1">
|
|
<label for="b1">Współczynnik b<sub>1</sub>:</label>
|
|
<input type="number" name="b1" id="b1">
|
|
<label for="a2">Współczynnik a<sub>2</sub>:</label>
|
|
<input type="number" name="a2" id="a2">
|
|
<label for="b2">Współczynnik b<sub>2</sub>:</label>
|
|
<input type="number" name="b2" id="b2">
|
|
</fieldset>
|
|
<button type="submit">Sprawdź równoległość</button>
|
|
</form>
|
|
</div>
|
|
<?php
|
|
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
|
|
$a1 = $_POST['a1'];
|
|
$b1 = $_POST['b1'];
|
|
$a2 = $_POST['a2'];
|
|
$b2 = $_POST['b2'];
|
|
echo "<div class='box'>";
|
|
echo "<p>a<sub>1</sub> = {$a1}<br>b<sub>1</sub> = {$b1}<br>a<sub>2</sub> = {$a2}<br>b<sub>2</sub> = {$b2}</p>";
|
|
echo "<p>f(x) = a<sub>1</sub>x + b<sub>1</sub> = {$a1}x + {$b1}</p>";
|
|
echo "<p>f(x) = a<sub>2</sub>x + b<sub>2</sub> = {$a2}x + {$b2}</p>";
|
|
|
|
if ($a1 * $a2 == -1) {
|
|
echo "<p style='color: green; font-weight: bold;'>Proste są prostopadłe.</p>";
|
|
} else {
|
|
echo "<p style='color: red; font-weight: bold;'>Proste NIE są prostopadłe.</p>";
|
|
}
|
|
echo "</div>";
|
|
}
|
|
|
|
|
|
?>
|
|
</body>
|
|
</html>
|