Creating a base-64 string from NSData

问题

How is it possible to get a base64 string from an NSData instance?

回答1:

please try to search before posting questions I already post a answer for this here - Verifying a Receipt with the App Store - try this function there.

回答2:

(if you targeting on IOS 7 ...) There is an easy way using provided API: https://stackoverflow.com/a/19088341/2481444

I also tested the accepted code. They both generate the same result.

It also has decoding function. @S.J

回答3:

NSString* base64String = [nsdata base64Encoding];

来源：https://stackoverflow.com/questions/6006823/creating-a-base-64-string-from-nsdata