<?php

function connectDB(){
$server = "localhost ";
$user = "$usuario";
$pass = "$passwoord";
$bd = "nombre base de datos";
global $link;
if (!($link=mssqli_connect("local host","usuario","password"))){
exit();}
if (!mssqli_select_db("base de datos",$link)){
exit();}
return $link;}
function ConnectBD(){;

?>