mysqli_soomon

<?php
class db{

public function connect(){
global $dbhost,$dbname,$dbuser,$dbpassword;

 $mysqli = new mysqli($dbhost, $dbuser, $dbpassword, $dbname); 

/* check connection */
if (mysqli_connect_errno()) {
    printf("Connect failed: %s\n", mysqli_connect_error());
    exit();
 } 
}
public function close(){
$mysqli->close(); 
}

} /*** end of class ***/
?>