header("Cache-Control: no-cache, must-revalidate"); include"../cnx.php"; if(session_is_registered('admin')){ session_unset(); session_destroy(); } if ($login){ if (!isset($admin) || !isset($password)) { header( "Location: index.php" ); } elseif (empty($admin) || empty($password)) { header( "Location: index.php" ); } else{ $result=mysql_query("select * from usuarios where usuario='$admin' AND password='$password'", $conexion); $rowCheck = mysql_num_rows($result); if($rowCheck > 0){ session_start(); session_register('admin'); header( "Location: categorias.php" ); } } $msg= 'Usuario o Password incorrecto, intenta de nuevo.'; } ?>
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