# Packages
Package cmdenv provides access to certain variable for both command options and environment.
Package empty provides functions for checking empty variables.
Package fileinfo provides virtual os.FileInfo for given information.
Package intlog provides internal logging for GoFrame development usage only.
Package json provides json operations wrapping ignoring stdlib or third-party lib json.
Package mutex provides switch of concurrent safe feature for sync.Mutex.
Package rwmutex provides switch of concurrent safety feature for sync.RWMutex.
Package structs provides functions for struct conversion.
Package utils provides some utility functions for internal usage.