File php kedua

/*db_config.php*/

<?php
define("DB_HOST", "localhost");
define("DB_USER", "root");
define("DB_PASSWORD", "");
define("DB_DATABASE", "mahasiswa");
?>


/*creat_nama.php*/
<?php
$respon = array();
if (isset($_GET['nama_mhs'])) {
		$nama_mhs = $_GET['nama_mhs'];

		mysql_connect("localhost","root","") or die("gagal melakukan koneksi");
		mysql_select_db("mahasiswa") or die("Gagal memilih database");
		$sql = "INSERT INTO tbl_input(nama_mhs) VALUES ($nama_mhs)";
		$query = mysql_query($sql);
		mysql_close();
	}
  ?>



  /*db_connect.php*/
  <?php
	class DB_CONNECT {
	function __construct() {
		$this->connect();
	}

	function __destruct(){
		$this->close();
	}

	function connect() {
		include '../Android_client/db_config.php';
		$con = mysql_connect (DB_HOST, DB_USER, DB_PASSWORD, DB_DATABASE ) or die (mysql_error());
		$db = mysql_select_db(DB_DATABASE) or die (mysql_error());
		return $con;
	}
	function close() {
		mysql_close();
	}
}
?>