Creating Valid ZIP Archives of Multiple Files in C# / .Net

Are .zip files ever going away? I remember back in the 90’s using WinZip as an alternative to the PKZip command line option. Anyway, fast forward 20+ years, and ZIP is still common and a great way to package files. Long story short: AWS Elastic Beanstalk allows you to easily deploy apps using a .zip file (if you haven’t tried Elastic Beanstalk – it’s pretty awesome) and I wanted a faster way to create a .zip of an app. (Yes, I know it’s not the best way to deploy like Git or the API).

There is a bunch of great sample code out there for creating ZIP archives in c# .Net using the ZipArchive Class in┬áSystem.IO.Compression, but nothing seems to be a complete sample, showing multiple files. Below is what I’ve been using. One difference in this is changing the path separators from backslashes to forward-slashes. Without this, AWS wasn’t able to extract my .zip archive. I would see errors such as: Continue reading “Creating Valid ZIP Archives of Multiple Files in C# / .Net”

Creating Valid ZIP Archives of Multiple Files in C# / .Net