Notice: Undefined index: ecoles in /var/www/clients/client0/web1/web/schoolv1/lesclasses.php on line 18
Fatal error: Uncaught Error: Call to undefined function mysql_query() in /var/www/clients/client0/web1/web/schoolv1/lesclasses.php:24
Stack trace:
#0 {main}
thrown in /var/www/clients/client0/web1/web/schoolv1/lesclasses.php on line 24