how to get the private information of the friends like email id from facebook using graph api
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I am new to iphone. I have a doubt regarding to retrieve the email id of the friends who are in my facebook account.
if they've also authorized my application and i have a valid access token.even though i am not retrieving the email id of my friends.How can we retrieve the email id of the friends who are in the friends list.If any body know this please help me.I am struck here in my project.Is it possible to retrieve email id of the friends in any approach.Here In my project i am using graph api.

If there is any approach to retrieve email id of all friends can you help me please.....
