objective c - [Facebook-iOS-SDK 4.0]How to get user email address from FBSDKProfile -

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i'm upgrading app facebook-ios-sdk-4.0, seems can't user email fbsdkprofile, since provide, username, userid, etc.

to fetch email need utilize graph api, providing parameters field populated fields want. take @ facebook's graph api explore tool, can figure out queries. https://developers.facebook.com/tools/explorer

the code worked me fetch email following, assumes logged in:

    nsmutabledictionary* parameters = [nsmutabledictionary dictionary];     [parameters setvalue:@"id,name,email" forkey:@"fields"];      [[[fbsdkgraphrequest alloc] initwithgraphpath:@"me" parameters:parameters]      startwithcompletionhandler:^(fbsdkgraphrequestconnection *connection,                                   id result, nserror *error) {          ahandler(result, error);      }];

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