android - Environment中的各种get..Dirs()方法是什么意思

Question

看了Environment类的源码，里面有很多get...Dirs()这些方法的目的或者说作用是什么？有没有网友能够帮忙解答一下

Answer 1

These functions all obtain directories, including program private cache, file storage and other directories, some of which are in internal storage and some in external storage. There is also a public external storage directory.

Answer 2

You will understand after reading the official tutorial:
http://hukai.me/android-training-course-in-chinese/basics/data-storage/files.html