vendor/clap/examples/tutorial_builder/03_02_option.md

   1 ```console
   2 $ 03_02_option --help
   3 A simple to use, efficient, and full-featured Command Line Argument Parser
   4
   5 Usage: 03_02_option[EXE] [OPTIONS]
   6
   7 Options:
   8   -n, --name <name>
   9   -h, --help         Print help
  10   -V, --version      Print version
  11
  12 $ 03_02_option
  13 name: None
  14
  15 $ 03_02_option --name bob
  16 name: Some("bob")
  17
  18 $ 03_02_option --name=bob
  19 name: Some("bob")
  20
  21 $ 03_02_option -n bob
  22 name: Some("bob")
  23
  24 $ 03_02_option -n=bob
  25 name: Some("bob")
  26
  27 $ 03_02_option -nbob
  28 name: Some("bob")
  29
  30 ```