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webbsrvprg1/exercises/ovning7/uppgift2/

index.php

index.php

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<?php
    session_start();
?>


<html>
<body>
    <?php
    if (isset($_SESSION["first"])) {
        $skillnad = time() - $_SESSION["first"];
        
        if ($skillnad <= 10) {
            echo "<h1>Välkommen tillbaka!</h1>";
        } else {
            echo "<h1>Välkommen!</h1>";
        }
    } else {
        echo "<h1>Välkommen!</h1>";
    }
    $_SESSION["first"] = time();
    ?>
</body>
</html>