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clap/examples/tutorial_builder/01_quick.md
Ed Page 02db3043e2 fix(help): Consistently use [] for positionals 
In the usaeg we use `[]` but in the arg list we use `<>`.
2022-08-29 15:34:30 -05:00

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$ 01_quick --help
clap [..]
A simple to use, efficient, and full-featured Command Line Argument Parser

Usage:
    01_quick[EXE] [OPTIONS] [name] [SUBCOMMAND]

Subcommands:
    test    does testing things
    help    Print this message or the help of the given subcommand(s)

Arguments:
    [name]    Optional name to operate on

Options:
    -c, --config <FILE>    Sets a custom config file
    -d, --debug...         Turn debugging information on
    -h, --help             Print help information
    -V, --version          Print version information

By default, the program does nothing:

$ 01_quick
Debug mode is off

But you can mix and match the various features

$ 01_quick -dd test
Debug mode is on
Not printing testing lists...