SizeClass and autolayout

SizeClass and autolayout

SizeClass and autolayout, it seems that they have to give up the frame writing method.

SizeClass Apple official documentation: https://developer.apple.com/library/ios/recipes/xcode_help-IB_adaptive_sizes/_index.html#//apple_ref/doc/uid/TP40014436

Autolayout Apple official documentation: https://developer.apple.com/library/ios/recipes/xcode_help-IB_auto_layout/_index.html#//apple_ref/doc/uid/TP40014226

Auto Layout Guide: https://developer.apple.com/library/ios/documentation/userexperience/conceptual/AutolayoutPG/Introduction/Introduction.html

Design Adaptive Layout for iPhone 6: http://www.cocoachina.com/ios/201%20/9978.htmliphone6%ratio and adapter: http://www.cocoachina.com/ios/20140912/9601.htmlSize Classes with Xcode 6: http://www.cocoachina.com/ios/20141015/9919.html

Swift Adaptive Layout tutorial (I): http://www.cocoachina.com/swift/20151113/9893.htmlswiftlayout (Adaptive Layout) Tutorial (II): http://www.cocoachina.com/ios/20141014/9908.html

Start Automatic Layout in iOS 7 tutorial (a): http://www.cocoachina.com/ios/20131203/7462.htmlstart iOS 7 Automatic Layout tutorial (2): http://www.raywenderlich.com/50319/beginning-auto-layout-tutorial-in-ios-7-part-2

IOS Automatic Layout -- UIStackPanel and UIGridPanel: http://www.cocoachina.com/ios/20151113/9898.htmlhow Can I handle problems and fall in love with cocoa Auto Layout: http://www.cocoachina.com/ios/20140521/8498.html

There are also some blogs of great gods

Http://www.cnblogs.com/fengquanwang/p/3998526.html

Http://onevcat.com/2014/07/ios-ui-unique/

Http://www.cnblogs.com/wfwenchao/p/4015333.html

Http://www.cocoachina.com/ios/20140926/9766.html

How to implement animation when using AutoLayout

Remove the constraint first, then add the constraint, and then layoutIfNeeded
 
IOS 8 Development screen adaptation. How can I adapt to the screen without autolayout according to the previous encoding style?

There is a new technology in iOS 8 called Size Classes, but this is also based on autolayout. I suggest learning to use autolayout. If you insist on using absolute layout, in my opinion, I can only determine the layout of devices. Different devices have different la S.