battles/classes/input.php

<?php
/**
 * Copyright (c) 2018.
 * Author: Igor Barkov <lopar.4ever@gmail.com>
 * Project name: Battles-Game
 */

class input
{
    public static function get($name) {
        $var = rtrim(filter_input(INPUT_GET,$name));
        if (isset($var) AND !empty($var))
            return $var;
        else return null;
    }

    public static function post($name) {
        $var = rtrim(filter_input(INPUT_POST,$name));
        if (isset($var) AND !empty($var))
            return $var;
        else return null;
    }
}