<?php

    define('DB_DSN', 'mysql:host=localhost;dbname=dev-db;charset=utf8');
    define('DB_USER', 'root');
    define('DB_PASSWORD', 'dxdb');

    function connect()
    {
        $opt = array(
            PDO::ATTR_ERRMODE            => PDO::ERRMODE_EXCEPTION,
            PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC
        );
        return new PDO(DB_DSN,DB_USER,DB_PASSWORD, $opt);
    }

    // Call this for the connection
    $conn = connect();
    //EG: $conn-prepare("SELECT someSql FROM table");
?>