<?php

session_start();

function connection(){
  $db_host = 'localhost';
  $db_name = 'addressb';
  $db_user = 'root';
  $db_password = '';

  try {
    $db = new PDO("mysql:host=$db_host;dbname=$db_name", $db_user, $db_password);
  return $db;
}catch (PDOException $e) {
  echo "Error: " . $e->getMessage();
  die();
}
}