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