CLASSE DE BASE DE DONNÉES CRUD

<?php
        $select = array('nom'=>'c.nom','prenom'=>'c.prenom',
            'rue'=>'c.adresse','civilite'=>'ci.libelle');
        $from = array('c'=>'client');
        $join1 = array('ci'=>'civilite');
        $join2 = array('ci.idCivilite'=>'c.id_Civilite');
        $con->select($select)
                ->from($from)
                ->join($join1, $join2)
                ->order(array('c.nom'=>'DESC'))
                ->prepare();
        $res = $con->fetch();
        while($ligne = $res->fetch_object())
        {
            echo "<br><b>".$ligne->civilite."</b> ".$ligne->nom." ".$ligne->prenom;
        }
        echo "<br>";
       $update = array('nom'=>'actiwish','prenom'=>'juju','adresse'=>'routre de PHP');
        $con->update('client', $update)->where('idClient', "7", "=")->prepare()->executeSUD();
        ?>