Facebook Graph API使用介绍

Facebook Graph API可以理解为一个可以访问Facebook数据的Web服务。该API提供了对人员，相册，事件等等Facebook对象以及这些对象之间诸如朋友，标签，分享内容等等连接之间的访问。

当您输入一个URL后，会返回一个Json对象

对象的格式参考http://developers.facebook.com/docs/reference/api/。

你可以用同样的方式访问Facebook对象
    * Users: https://graph.facebook.com/btaylor (Bret Taylor)
    * Pages: https://graph.facebook.com/cocacola (Coca-Cola page)
    * Events: https://graph.facebook.com/251906384206 (Facebook Developer Garage Austin)
    * Groups: https://graph.facebook.com/2204501798 (Emacs users group)
    * Applications: https://graph.facebook.com/2439131959 (the Graffiti app)
    * Status messages: https://graph.facebook.com/367501354973 (A status message from Bret)
    * Photos: [url]https://graph.facebook.com/98423808305 [/url](A photo from the Coca-Cola page)
    * Photo albums: https://graph.facebook.com/99394368305 (Coca-Cola’s wall photos)
    * Videos: https://graph.facebook.com/614004947048 (A Facebook tech talk on Tornado)
    * Notes: https://graph.facebook.com/122788341354 (Note announcing Facebook for iPhone 3.0)

你也可以用https://graph.facebook.com/ID/CONNECTION_TYPE访问这些对象的其他信息
    * Friends: https://graph.facebook.com/me/friends
    * News feed: https://graph.facebook.com/me/home
    * Profile feed (Wall): https://graph.facebook.com/me/feed
    * Likes: https://graph.facebook.com/me/likes
    * Movies: https://graph.facebook.com/me/movies
    * Books: https://graph.facebook.com/me/books
    * Notes: https://graph.facebook.com/me/notes
    * Photos: https://graph.facebook.com/me/photos
    * Videos: https://graph.facebook.com/me/videos
    * Events: https://graph.facebook.com/me/events
    * Groups: https://graph.facebook.com/me/groups

参考： http://developers.facebook.com/docs/api