Rabbit -- Android Support v4, Android Support v7, Android Support v13, -- androidandroid

Rabbit -- Android Support v4, Android Support v7, Android Support v13, -- androidandroid

Android Support Library package is used for backward compatibility with features of higher versions.

(Fragement, ViewPager)

Android Support v4: this package is designed to take care of version 1.6 and later. This package is the most widely used. When eclipse creates a new project, it defaults

With.

Android Support v7: this package is designed to take care of Version 2.1 and later, but it does not include lower. Therefore, if you do not consider version 1.6, we can use

Add this package,

Note that v7 depends on the v4 package, that is, the two must be included at the same time.

Android Support v13: this package is designed for android 3.2 and later versions. It is generally not commonly used and can be used in tablet development.