What functions we can do with PDF file in Android?

i just want to know what we can do with PDF file in Android??开发者_StackOverflow中文版what functor PDF file in Android???

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i just want to know what we can do with PDF file in Android?

You can do following functions:

1. read PDF file
2. edit PDF file
3. save updated PDF file
4. delete PDF file
5. create new PDF file