Apparemment ça fonctionne bien avec cette requete
$requete="select * from addressbook WHERE addressbook.classh <> '' AND addressbook.id NOT IN (Select id_joueur from 2_selections WHERE semaine=$semaine) ORDER BY classh, lastname, firstname";$requete="select * from addressbook WHERE addressbook.classh <> '' AND addressbook.id NOT IN (Select id_joueur from 2_selections WHERE semaine=$semaine) ORDER BY classh, lastname, firstname";