$data]); } public static function get($key) { return session($key); } public static function add($key, $value) { $data = self::isExist($key) ? self::get($key) : []; if (array_search($value, $data) === false) { array_push($data, $value); self::set($key, $data); } return count($data); } public static function remove($key, $value) { $data = self::get($key); $index = array_search($value, $data); if ($index !== false) { unset($data[$index]); } return self::set($key, $data); } public static function isExist($key) { return session()->has($key); } public static function reset($key) { return session()->forget($key); } public static function resetAll() { return session()->flush(); } }