Facebook-SDK: $_REQUEST['signed_request'] vs. $facebook -> getSignedRequest()

Facebook-SDK: $_REQUEST['signed_request'] vs. $facebook -> getSignedRequest()

References

Reference NO 1

http://stackoverflow.com/questions/13635117/facebook-sdk-requestsigned-request-vs-facebook-getsignedrequest

Reference NO 2

http://stackoverflow.com/questions/15074756/getting-users-email-with-fb-and-php-sdk-signed-request-in-page-app

Reference NO 3

http://stackoverflow.com/questions/10424316/facebook-php-sdk-with-codeigniter-not-returning-requestsigned-request

Reference NO 4

http://stackoverflow.com/questions/17592385/facebook-requestsigned-request-is-null-on-macos-firefox

Reference NO 5

http://stackoverflow.com/questions/11992461/facebook-signed-requestuser-id-not-pulling-user-id

Reference NO 6

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Reference NO 7

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Reference NO 8

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