/**
* @description connect the database
* @param null
* @return an object of the PDO
*/
public function connect()
{
$config = new DbConfig();
try {
$pdo = new PDO($config->getDBNameHost(), $config->getDBUsr(), $config->getDBPwd());
// set attributes of the PDO
$pdo->setAttribute(PDO::ATTR_AUTOCOMMIT, false);
$pdo->setAttribute(PDO::MYSQL_ATTR_USE_BUFFERED_QUERY, true);
$pdo->query("set names utf8");
echo date("Y-m-d h:i:s") . " :connect to database successfully...<br>";
return $pdo;
} catch (PDOException $e) {
echo date("Y-m-d h:i:s") . " :Could not connect to the database:<br>.{$e}";
}
}