iPhone X 和 iOS 11 适配（Safe Area）

 

参考链接:

http://www.cocoachina.com/ios/20170921/20623.html

https://www.lee1994.com/guan-yu-iphone/

http://www.jianshu.com/p/3a9ad4f0fa32?appinstall=0

http://www.jianshu.com/p/5602711ff7b1?from=timeline&isappinstalled=0

http://www.cocoachina.com/ios/20171024/20899.html

http://www.cocoachina.com/ios/20171011/20737.html

https://developer.apple.com/cn/ios/update-apps-for-iphone-x/