<?php
class URL
{
    static $route = [];
    static $fragments = [];
    static $error = '';

    static function Link($page = '', $params = [])
    {
        if ($page !== '') $params = ['page' => $page] + $params;
        $query = http_build_query($params);
        return cfg('url/root') . ($query !== '' ? '?' . $query : '');
    }
}