Edit File: PersistentDataStoreInterface.php
<?php namespace Kunnu\Dropbox\Store; interface PersistentDataStoreInterface { /** * Get a value from the store * * @param string $key Data Key * * @return string */ public function get($key); /** * Set a value in the store * @param string $key Data Key * @param string $value Data Value */ public function set($key, $value); /** * Clear the key from the store * * @param $key Data Key * * @return void */ public function clear($key); }