Petite question système de pagination

if(isset($_SESSION['auth'])) {
    $req = $pdo->prepare('SELECT * FROM f_messages WHERE id_posteur = ?');
    $req->execute([$_SESSION['auth']['id']]);
    $grade = $req->rowCount();
}

$articleCount = 10;

if(isset($_SESSION['auth']['admin'])) {
    if($_SESSION['auth']['admin'] == 0) {
        if(isset($grade) AND $grade >= 101) {
            $articleTotale = $pdo->query('SELECT id FROM articles');
            $articleTotale = $articleTotale->rowCount();
            $allpages = ceil($articleTotale / $articleCount);
        } else {
            $articleTotale = $pdo->query('SELECT id FROM articles WHERE publication = 1');
            $articleTotale = $articleTotale->rowCount();
            $allpages = ceil($articleTotale / $articleCount);
        }

    } else {
        $articleTotale = $pdo->query('SELECT id FROM articles');
        $articleTotale = $articleTotale->rowCount();
        $allpages = ceil($articleTotale / $articleCount);
    }
} else {
    $articleTotale = $pdo->query('SELECT id FROM articles WHERE publication = 1');
    $articleTotale = $articleTotale->rowCount();
    $allpages = ceil($articleTotale / $articleCount);
}

if(isset($_GET['page']) AND !empty($_GET['page']) AND $_GET['page'] > 0 AND $_GET['page'] <= $allpages) {
    $_GET['page'] = intval($_GET['page']);
    $pageCourante = $_GET['page'];
} else {
    $pageCourante = 1;
}

$go = ($pageCourante-1)*$articleCount;

if(isset($grade,$_SESSION['auth'])) {
    if($grade >= 101 OR $_SESSION['auth']['admin'] == 1){
       $articles = $pdo->query('SELECT * FROM `articles` ORDER BY date_publication DESC LIMIT '.$go.','.$articleCount); 
    }else {
        $articles = $pdo->query('SELECT * FROM `articles` WHERE publication = 1 ORDER BY date_publication DESC LIMIT '.$go.','.$articleCount);
    }
} else {
    $articles = $pdo->query('SELECT * FROM `articles` WHERE publication = 1 ORDER BY date_publication DESC LIMIT '.$go.','.$articleCount);
}

partie 1 pour préparer la suite

<ul class="uk-pagination my-5 uk-flex-center" uk-margin>
                    <?php
                    $pageminus = $pageCourante - 1;
                    $pageplus = $pageCourante + 1;
                    $max_page = 2;
                    if($pageminus >=1) { ?>
                        <li>
                            <?php echo '<a href="index.php">&lt&lt</a> '; ?>
                        </li>
                        <li>
                            <?php echo '<a href="index.php?page='.$pageminus.'">&lt</a> '; ?>
                        </li>
                    <?php } 

                    for ($i = $pageCourante - $max_page; $i < $pageCourante; $i++) {
                        if ($i > 0) { ?>
                            <li>
                                <?php  echo '<a href="index.php?page='.$i.'">'.$i.'</a> '; ?>
                            </li>
                    <?php }
                    } ?>
                    <li class="uk-active">
                        <?php echo '<a class="uk-active">'.$pageCourante.'</a> '; ?>
                    </li>

                    <?php for ($i= $pageCourante + 1; $i <= $allpages; $i++) { ?>
                        <li>
                            <?php  echo '<a href="index.php?page='.$i.'">'.$i.'</a> '; ?>
                        </li> 

                        <?php  if ($i >= $pageCourante + $max_page) {
                            if ($i <= $allpages - 2){ ?>
                                <li class="uk-disabled">
                                    <?php  echo '<a href="index.php?page=">...</a> '; ?>
                                </li> 
                                <li>
                                    <?php  echo '<a href="index.php?page='.$allpages.'">'.$allpages.'</a> '; ?>
                                </li>
                            <?php }
                            break;
                        }

                    }

                    if($pageplus <= $allpages) { ?>
                        <li>
                            <?php echo '<a href="index.php?page='.$pageplus.'">&gt</a> '; ?>
                        </li>
                        <li>
                            <?php echo '<a href="index.php?page='.$allpages.'">&gt&gt</a> '; ?>
                        </li>
                    <?php } ?>
                </ul>

cette partie c'est l'affichage j'ai tiré ce code de mon site en local qui est en dévellopement

@essonne91 ton code marche ??

Oui il marche très bien. Je suis en train de mettre en ligne mon site et j'ai gardé cette version de la pagination