Untitled

<?php
class Connect{
	private $host = "localhost";
	private $db = "matematyka";
	private $user = "root";
	private $password = "";

	public function setConnect($host, $db, $user, $password){
		$this->host = $host;
		$this->db = $db;
		$this->user = $user;
		$this->password = $password;
}

public function getConnect(){
	return $conn = new PDO('mysql:host='.$this->host.';dbname='.$this->db.'',$this->user,$this->password);
}

}

class QueryDB extends Connect{
	private $result;
	private $obj;

	public function setQueryDB($result,$obj){
		$this->result = $result;
		$this->obj = $obj;
	}

	public function getQueryDB(){
		$this->result = $this->getConnect()->query("SELECT * FROM liczby");
		$this->obj  = $this->result -> fetch(PDO::FETCH_OBJ);
		return $this->obj;
	}
}

$test = new QueryDB;
$test->getQueryDB();


/*

$conn = new PDO(
'mysql:host=localhost;dbname=matematyka','root',''
);
$result = $conn -> query("SELECT * FROM liczby");
$obj  = $result -> fetch(PDO::FETCH_OBJ);

function addition($number1,$number2){
	return $number1 + $number2;
}
*/
?>

<!doctype html>
<html>
	<head>
		<meta charset="utf-8" />
	</head>
	<body>
		Dodawanie liczb:<br />
		<?php ?>
	</body>
</html>