iOS development file compression and decompression

Objective:

QQ expression Pack is used to understand compression, downloaded from the network so many emoticons file format is not a picture file, but multiple images compressed into the expression compression package. The following describes the use of the compression and decompression third-party framework that will be used in iOS development.

Attention:

This third-party framework code folder is Ssziparchive, and search is also ssziparchive using Cocoapods search. But if you're searching for ziparchive directly on GitHub, search for the most likes, maintain frequent ziparchive libraries, and then download the code, which is actually the ssziparchive.

Third-party framework GitHub website: https://github.com/ZipArchive/ZipArchive

1. How to import a third-party framework there are explanations on this page:

　　

1-1, if use cocoapods, direct use can (if not or do not understand cocoapods, please read my cocoapods use (illustrated) OS X 10.11 System):

　　

1-2. If you download it directly from GitHub and then manually import it, you need one more step, which is to add libz this link file:

　　

2. Code display:

　　

iOS development file compression and decompression