56 lines
1.1 KiB
PHP
56 lines
1.1 KiB
PHP
<?php declare(strict_types=1);
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/**
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* Ion
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*
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* Building blocks for web development
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*
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* PHP version 7.2
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*
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* @package Ion
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* @author Timothy J. Warren <tim@timshomepage.net>
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* @copyright 2015 - 2019 Timothy J. Warren
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* @license http://www.opensource.org/licenses/mit-license.html MIT License
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* @version 3.0.0
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* @link https://git.timshomepage.net/aviat/ion
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*/
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namespace Aviat\Ion;
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/**
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* Standard interface for retrieving/setting configuration values
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*/
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interface ConfigInterface {
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/**
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* Does the config item exist?
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*
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* @param string|int|array $key
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* @return bool
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*/
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public function has($key): bool;
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/**
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* Get a config value
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*
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* @param array|string|null $key
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* @return mixed
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*/
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public function get($key = NULL);
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/**
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* Set a config value
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*
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* @param integer|string|array $key
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* @param mixed $value
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* @throws \InvalidArgumentException
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* @return ConfigInterface
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*/
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public function set($key, $value): self;
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/**
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* Remove a config value
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*
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* @param string|array $key
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* @return void
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*/
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public function delete($key): void;
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} |