Go also comes with offline documentation with the godoc command-line tool. You can use it on the command line, or have it run a web server where it serves the same website that https://golang.org/ hosts. It is quite handy to have the full website documentation available locally. Here are a few examples that get documentation for the fmt package. Replace fmt with whatever package you are interested in:
# Get fmt package information godoc fmt # Get source code for fmt package godoc -src fmt # Get specific function information godoc fmt Printf # Get source code for function godoc -src fmt Printf # Run HTTP server to view HTML documentation godoc -http=localhost:9999
The HTTP option serves the same documentation that ...
