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clap/examples/demo.md
Ed Page 32b5520ff1 docs: Call out features used in root examples 
mitsuhiko immediately jumped into the examples and got tripped up by the
lack of documentation on feature flags needed.

I limited this to just the root ones because the rest are in a more
proper tutorial that steps through it all.
2021-12-08 16:46:49 -06:00

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This requires enabling the derive feature flag.

Used to validate README.md's content

$ 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