FB IOS SDK是否提供检查访问令牌有效性的方法？
[英]Does FB IOS SDK provide a method to check for the validity of accesstoken?
问题描述
I need to check validity of facebook auth token when my app becomes active. 
我的应用程序激活后，我需要检查facebook身份验证令牌的有效性。
Auth token might become invalid before the expiry timestamp due to the following reasons 由于以下原因，身份验证令牌可能在到期时间戳记之前变得无效
- user changes account password 用户更改帐户密码
- user unauthorizes the app 用户未授权该应用
does Facebook IOS SDK provides any method to handle this?? IOS SDK是否提供任何方法来处理此问题？
1 个解决方案
解决方案1
3 已采纳 2011-08-08 12:54:50
yes. 是。 when any API action goes to exception, you know for sure that you have wrong access token :) 当任何API操作进入异常时，您肯定会知道访问令牌错误:)
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