Notice: Undefined variable: id_invent in C:\Pharmavitale\Fichiers\PHP\Prog\page\extr_un_invent.php on line 83

Warning: sqlsrv_fetch_array() expects parameter 1 to be resource, boolean given in C:\Pharmavitale\Fichiers\PHP\Prog\connexion.php on line 0

Warning: sqlsrv_fetch_array() expects parameter 1 to be resource, boolean given in C:\Pharmavitale\Fichiers\PHP\Prog\connexion.php on line 0
invent_.xlsx