think\app\Url Object
(
    [url] => plugins/index
    [vars] => Array
        (
            [pluginsname] => thirdpartylogin
            [pluginscontrol] => index
            [pluginsaction] => login
            [platform] => alipay
            [system_type] => default
            [application_client_type] => pc
        )

    [suffix] => 1
    [domain] => 
)