dodawanie $error_msg po niedanym logowaniu

dodawanie $error_msg po niedanym logowaniu

dirtyhustlaz Zobacz profil	12.06.2013, 11:25:05 Post #1
Grupa: Zarejestrowani Postów: 22 Pomógł: 0 Dołączył: 29.03.2012 Ostrzeżenie: (0%)	Chcialbym dodac wiadomosc po nieudanym logowaniu, ale nie wiem jak zabardzo. utowrzylem zmienna $error_msg i chcialem ja wyswietlic po nieudanym logowaiu tuz nad formularzem, ale nie dziala. Moze mi ktos z tym pomoc? [PHP] pobierz, plaintext <?php session_start(); $username = $_POST['username']; $password = $_POST['password']; $errors = array(); if ($username&&$password) { $connect = mysql_connect("localhost","uo151818_fallena","pass1234") or die ("Could not connect"); mysql_select_db ("uo151818_fallenangels") or die ("Could not find database"); $query = mysql_query("SELECT * FROM users WHERE username ='$username'"); $numrows = mysql_num_rows($query); if ($numrows !=0) { while ($row =mysql_fetch_assoc($query)) { $dbusername = $row['username']; $dbpassword = $row['password']; } if ($username==$dbusername&&$password==$dbpassword) { echo header('Location: menu.php'); $_SESSION['username']=$dbusername; } else echo header('Location:login.php'); $error_msg = "Enter correct login and password."; } } ?> <html> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>.:Fallen Angels Tatto and Bodypiercing:.</title> <link rel="stylesheet" href="themes/blackandwhite.min.css" /> <link rel="stylesheet" href="http://code.jquery.com/mobile/1.3.1/jquery.mobile.structure-1.3.1.min.css" /> <script src="http://code.jquery.com/jquery-1.9.1.min.js"></script> <script src="http://code.jquery.com/mobile/1.3.1/jquery.mobile-1.3.1.min.js"></script> </head> <body> <div data-role="page" data-theme="a"> <div data-role="header"> <h1>Fallen Angels</h1> <div data-role="navbar"> <ul> <li><a href="index.php" data-transition="slide" data-icon="home" data-iconpos="left">Home Page</a></li> </ul> </div><!-- /navbar --> </div><!-- /header --> <div data-role="content" class="ui-hide-label"> <h3> Login: </h3> <form action="login.php" method="post"> <p><?php echo $error_msg; ?></p> <label for="username">Username:</label> <input type="text" name="username" id="username" value="" placeholder="Username"/></br> <label for="password">Password:</label> <input type="password" name="password" id="password" value="" placeholder="Password"/> <div data-role="controlgroup" data-type="horizontal" align="center"> <input type="submit" value="Submit"> <input type="reset" value="Reset"> </div> <form> </div><!-- /content --> <div data-role="footer" data-position="fixed"> <h4>Fallen Angels 2013. All right reserved.</h4> </div><!-- /footer --> </div><!-- /page --> </body> </html> [PHP] pobierz, plaintext