Correction Étape 3

<?php

$students = [
    [
        "firstName" => "Hannah",
        "lastName" => "Fields",
        "grades" => [12, 11, 15],
        "average" => -1
    ],
    [
        "firstName" => "Richard",
        "lastName" => "Stein",
        "grades" => [18, 12, 13],
        "average" => -1
    ],
    [
        "firstName" => "Mark",
        "lastName" => "Hartoff",
        "grades" => [9, 11, 10],
        "average" => -1
    ],
    [
        "firstName" => "Charlie",
        "lastName" => "Nestle",
        "grades" => [9, 8, 5],
        "average" => -1
    ],
    [
        "firstName" => "Suzy",
        "lastName" => "Brent",
        "grades" => [18, 15, 16],
        "average" => -1
    ]
];

function computeAverage(array $grades) : float
{
    $sum = 0;
    
    foreach($grades as $grade)
    {
        $sum += $grade;
    }
    
    return $sum / count($grades);
}

?>

<!doctype html>
<html lang="fr">
    <head>
        <meta charset="utf-8" />
        <title>Bulletin de notes</title>
    </head>
    <body>
        <h1>
            Bulletin de notes
        </h1>
        <h2>
            Liste des étudiants
        </h2>
        <ul id="students">
            <?php foreach($students as $student) { ?>
                <li>
                    <article class="">
                        <header>
                            <h1><?php echo "{$student["firstName"]} {$student["lastName"]}" ?></h1>
                        </header>
                        <section>
                            <h2>Notes : </h2>
                            <ul>
                                <?php foreach($student["grades"] as $grade) { ?>
                                    <li>
                                        <?= $grade ?>
                                    </li>
                                <?php } ?>
                            </ul>
                        </section>
                        <footer>
                            <h3>Moyenne des notes de l'étudiant : <?php echo computeAverage($student["grades"]); ?></h3>
                        </footer>
                    </article>
                </li>
            <?php } ?>
        </ul>
    </body>
</html>
21 May 2025