<?php declare(strict_types=1); /** * This file is part of Hyperf. * * @link https://www.hyperf.io * @document https://hyperf.wiki * @contact group@hyperf.io * @license https://github.com/hyperf/hyperf/blob/master/LICENSE */ namespace Hyperf\Contract; interface ConfigInterface { /** * Finds an entry of the container by its identifier and returns it. * * @param string $key identifier of the entry to look for * @param mixed $default default value of the entry when does not found * @return mixed entry */ public function get(string $key, $default = null); /** * Returns true if the container can return an entry for the given identifier. * Returns false otherwise. * * @param string $keys identifier of the entry to look for * @return bool */ public function has(string $keys); /** * Set a value to the container by its identifier. * * @param string $key identifier of the entry to set * @param mixed $value the value that save to container */ public function set(string $key, $value); }