Are you trying to get code from GitHub , or are you trying to write code that creates ZIP files ?
The -c flag stands for "entry-comments." It allows you to add a one-line comment to each file as it is added to the archive. Download c zip
Determining the "true intent" of the phrase "Download c zip" can be tricky because it sounds like a fragment of a larger technical question. Depending on what you're working on, you are likely looking for one of three things: 1. The GitHub "Download ZIP" Feature Are you trying to get code from GitHub
A popular addition to zlib that adds the ability to create and extract .zip archives specifically. Download c zip
How to download source in ZIP format from GitHub? [duplicate]