<?php
$host = "212.237.20.10";
$user = "patryk";
$password = "haslo12345";
$database = "page_login";

mysql_connect($host, $user, $password);
mysql_select_db($database);

if(isset($_POST['username'])){
    $usrname = $_POST['username'];
    $password = $_POST['password'];
    $sql_query = "select * from users where user='".$usrname."'AND password='".$password."' limit 1";
    $connresult = mysql_query($sql_query);

    if(mysql_num_rows($connresult)==1){
        echo "Zalogowano pomyślnie";
        exit();

    }
    else {
        echo "Złe dane";
        exit();
    }

}
?>