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ex3

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JARNOUEN DE VILLARTAY Ulysse (SAFRAN AIRCRAFT ENGINES)
2026-04-02 14:42:06 +02:00
parent d82343a051
commit ca49c90ffa
2 changed files with 108 additions and 29 deletions
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R3.01/tp/tp2/ex3/calculatrice.php
+35 -10
View File
@@ -1,15 +1,15 @@
<?php <?php
include 'include/controller.php'; include_once 'include/controller.php';
?> ?>
<!DOCTYPE html> <!DOCTYPE html>
<html lang="fr"> <html lang="fr">
<head> <head>
<meta charset="UTF-8" /> <meta charset="UTF-8" />
<title></title> <title>Exercice 3</title>
<link <link
rel="stylesheet" rel="stylesheet"
href="https://cdn.jsdelivr.net/npm/@picocss/pico@2/css/pico.min.css" href="https://cdn.jsdelivr.net/npm/@picocss/pico.min.css"
/> />
<link rel="stylesheet" href="./css/style.css"> <link rel="stylesheet" href="./css/style.css">
</head> </head>
@@ -18,17 +18,42 @@ include 'include/controller.php';
<h3>Calculatrice</h3> <h3>Calculatrice</h3>
<form method="POST"> <form method="POST">
<div class="grid"> <div class="grid">
<input placeholder="un nombre" type="number" step="any" name="op1" value ="" required> <input
placeholder="un nombre"
type="number"
step="any"
name="op1"
value="<?php echo htmlspecialchars($valeurOp1, ENT_QUOTES, 'UTF-8'); ?>"
required
>
<select name="operation" required> <select name="operation" required>
<option value="+">+</option> <option value="+" <?php echo $operation === '+' ? 'selected' : ''; ?>>+</option>
<option value="-">-</option> <option value="-" <?php echo $operation === '-' ? 'selected' : ''; ?>>-</option>
<option value="x">x</option> <option value="x" <?php echo $operation === 'x' ? 'selected' : ''; ?>>x</option>
<option value="/">/</option> <option value="/" <?php echo $operation === '/' ? 'selected' : ''; ?>>/</option>
</select> </select>
<input placeholder="un nombre" type="number" step="any" name="op2" required> <input
placeholder="un nombre"
type="number"
step="any"
name="op2"
value="<?php echo htmlspecialchars($valeurOp2, ENT_QUOTES, 'UTF-8'); ?>"
required
>
<button type="submit" name="soumis">Calculer</button> <button type="submit" name="soumis">Calculer</button>
</grid> </div>
</form> </form>
<?php if ($messageErreur !== '') : ?>
<p><?php echo htmlspecialchars($messageErreur, ENT_QUOTES, 'UTF-8'); ?></p>
<?php endif; ?>
<?php if ($aCalcule) : ?>
<p>
Résultat :
<?php echo htmlspecialchars($valeurOp1, ENT_QUOTES, 'UTF-8'); ?>
</p>
<?php endif; ?>
</main> </main>
</body> </body>
</html> </html>
R3.01/tp/tp2/ex3/include/controller.php
+55 -1
View File
@@ -1,2 +1,56 @@
<?php <?php
//TODO
$op1Saisi = filter_input(INPUT_POST, 'op1', FILTER_UNSAFE_RAW);
$op2Saisi = filter_input(INPUT_POST, 'op2', FILTER_UNSAFE_RAW);
$operationSaisie = filter_input(INPUT_POST, 'operation', FILTER_UNSAFE_RAW);
$op1Saisi = is_string($op1Saisi) ? trim($op1Saisi) : '';
$op2Saisi = is_string($op2Saisi) ? trim($op2Saisi) : '';
$operationSaisie = is_string($operationSaisie) ? trim($operationSaisie) : '+';
$operationsAutorisees = ['+', '-', 'x', '/'];
$operation = in_array($operationSaisie, $operationsAutorisees, true) ? $operationSaisie : '+';
$resultat = null;
$messageErreur = '';
$aCalcule = false;
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
$op1 = filter_var($op1Saisi, FILTER_VALIDATE_FLOAT);
$op2 = filter_var($op2Saisi, FILTER_VALIDATE_FLOAT);
if ($op1 === false || $op2 === false) {
$messageErreur = 'Veuillez saisir deux nombres valides.';
} elseif (!in_array($operation, $operationsAutorisees, true)) {
$messageErreur = 'Veuillez choisir une opération valide.';
} elseif ($operation === '/' && (float) $op2 == 0.0) {
$messageErreur = 'La division par zéro est impossible.';
} else {
$aCalcule = true;
switch ($operation) {
case '+':
$resultat = $op1 + $op2;
break;
case '-':
$resultat = $op1 - $op2;
break;
case 'x':
$resultat = $op1 * $op2;
break;
case '/':
$resultat = $op1 / $op2;
break;
default:
$messageErreur = 'Veuillez choisir une opération valide.';
$aCalcule = false;
}
}
}
$valeurOp1 = $aCalcule ? (string) $resultat : $op1Saisi;
$valeurOp2 = $op2Saisi;