PHP 提取字符中 省、市、區、詳細地址

    function get_address($address){
        preg_match('/(.*?(省|自治區|北京|天津|上海|重慶))/', $address, $matches);
        if (count($matches) > 1) {
            $province = $matches[count($matches) - 2];
            $address = preg_replace('/(.*?(省|自治區|北京|天津|上海|重慶))/','', $address, 1);
        }
            preg_match('/(.*?(市|自治州|地區|區划|縣))/', $address, $matches);
            if (count($matches) > 1) {
                $city = $matches[count($matches) - 2];
                $address = str_replace($city, '', $address);
            }
            preg_match('/(.*?(區|縣|鎮|鄉|街道))/', $address, $matches);
            if (count($matches) > 1) {
                $area = $matches[count($matches) - 2];
                $address = str_replace($area, '', $address);
            }

            return [
                'province' => isset($province) ? $province : '',
                'city' => isset($city) ? $city : '',
                'area' => isset($area) ? $area : '',
                "address" => $address
            ];
    }