Forum PHP.pl

<?php
    $isbn = '345-345-123-5423';
    $autor = 'Ktos';
    $tytul = 'Bamboocha';
    $cena = 39.90;
    
    $db = new    mysqli('localhost', 'ksiazki', 'pass', 'ksiazki');

    $stmt = $db->prepare("INSERT INTO ksiazki VALUES (?, ?, ?, ?)");
    $stmt->bind_param('sssd', $isbn, $autor, $tytul, $cena);
    $stmt->execute();
    echo $stmt->affected_rows;
    $stmt->close();
    $db->close();
?>