problem sur include et appel la fonction de class

<?php 
//include 'tp/config.inc.php'; 
$config["db"]["host"]='localhost'; 
$config["db"]["user"]='root'; 
$config["db"]["pass"]=''; 
$config["db"]["dbase"]='a';


/*
$host=$config["db"]["host"]; 
$user=$config["db"]["user"]; 
$pass=$config["db"]["pass"]; 
$dbase=$config["db"]["dbase"]; 
*/

class client{ 
 
    
    
    
    
    
    function __construct($ids){
    
    //print_r($ids);
    
    $this->host=$ids["db"]["host"]; 
    $this->user=$ids["db"]["user"]; 
    $this->pass=$ids["db"]["pass"]; 
    $this->dbase=$ids["db"]["dbase"];
    }
   
    
    public function récupération (){ 
    $arr = array(); 
    $cnx = mysql_connect($this->host, $this->user,$this->pass) or die() ; 
    $db = mysql_select_db( $this->dbase ) or die(); 
    if($db){echo 'connected';}else{}
    $sql = "select * from client" ; 
    $result = mysql_query($sql,$cnx) or die ('Erreur : '.mysql_error() ); 
    
    
    $total = mysql_num_rows($result); 
    
    if($total) { 
    while($row = mysql_fetch_array($result)) { 
    
    $arr[]=$row; 
    }} 
    return $arr; 
    } 
       
    
    public function ajouter ($objet,$nom_responsable,$tel,$fax,$login,$mpd){ 
    $cnx = mysql_connect($host, $user, $pass) ; 
    $db = mysql_select_db( $dbase ) ; 
    $sql = "INSERT INTO client VALUES ('$objet', '$nom_responsable', '$tel','$fax','$login','$mpd')"; 
    } 
    
    public function modifier ($id,$objet,$nom_responsable,$tel,$fax,$login,$mpd){ 
    $cnx = mysql_connect( $config["db"]["host"], $config["db"]["user"], $config["db"]["pass"] ) ; 
    $db = mysql_select_db( $config["db"]["dbase"] ) ; 
    $sql = "UPDATE client 

    SET objet = '$objet', 
    nom_responsable = '$nom_responsable', 
    adresse = '$adresse', 
    tel = '$tel', 
    fax = '$fax', 
    login='$login', 
    mpd='$mpd' 
    WHERE id = '$id' " ; 

    $cnx= connect(); 
    $requete = mysql_query( $sql, $cnx) ; 
    if($requete) 
    { 
    return 1; 
    } 
    else 
    { 
    return 0; 
    } 
    } 
    
    public function suppression($id){ 
    $cnx = mysql_connect($host, $user, $pass) ; 
    $db = mysql_select_db( $dbase ) ; 
    $sql = "DELETE FROM client WHERE id ='$id' "; 
    $requete = mysql_query( $sql,$cnx) ; 
    if($requete) 
    { 
    return 1; 
    } 
    else 
    { 
    return 0; 
    } 
    } 

} 

$instance = new client($config);

 
print_r($instance->récupération()); 

?>