```console $ demo --help A simple to use, efficient, and full-featured Command Line Argument Parser Usage: demo[EXE] [OPTIONS] --name Options: -n, --name Name of the person to greet -c, --count Number of times to greet [default: 1] -h, --help Print help information -V, --version Print version information $ demo --name Me Hello Me! ``` *(version number and `.exe` extension on windows replaced by placeholders)*