This question already has an answer here:
Hi, i dont know how to solve this code...
Warning: mysqli_query() expects parameter 1 to be mysqli, boolean given in /var/www/dropcs.com/data/www/site.com/model.class.php on line 13
class Model
{
protected $_db;
public function __construct()
{
if (!$this->_db) {
$this->_db = mysqli_connect(HOSTNAME, USERNAME, PASSWORD, DATABASE);
}
$this->query("SET CHARSET utf-8;");
}
public function query($query)
{
return mysqli_query($this->_db, $query);
}
public function fetch($result, $mode = 'object')
{
if ($result) {
switch($mode) {
case 'row':
return mysqli_fetch_row($result);
break;
case 'assoc':
return mysqli_fetch_assoc($result);
break;
}
}
}
}
Can you help me please
</div>