## 查询用户是否升级 ~~~ call('town.user.upgrade.state', [$params]) 传递数组 ~~~ RPC传入数组包含以下参数 ~~~[api] post:town.user.upgrade.state *uid=0#用户UID <<< Array ( [result] => Array ( [upgrade] => 0 //0未升级 1已升级 ) ) <<< error Array ( [error] => Array ( [code] => -32602 [message] => Invalid params [data] => ) ) ~~~