conexion

<?php


//variables de conexion
$server = "localhost";
$user= "root";
$password="";
$db = "registro";

$conex = mysql_connect("$server", "$user", "$password", "$db");
//$conex = mysql_connect ('localhost', 'root', "", "registro");





//verificar la conexion
if(!$conex) {echo "error";} else {echo nl2br ("estado".':'."conexion exitosa"."\n");}
?>