book_admin/application/clientappapi/controller/Test.php

<?php

namespace app\clientappapi\controller;

use app\common\controller\ClientApi;
use app\main\service\ClientAppService;

class Test extends ClientApi
{
    public function test1()
    {
        $str = ClientAppService::instance()->makeUserRegisterCode(3, 'oKWvT0zBVke49LOmSp5Jvisz6mIQ');
        $this->success('test1测试成功:' . $str, ['action' => 'test1']);
    }
}