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p-ranav / argparse

Argument Parser for Modern C++
MIT License
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Prevent an argument with an already registered name to be added #337

Open rouault opened 8 months ago

rouault commented 8 months ago

except if it is -h/--help/-v/--version and they are default arguments.

For very complex programs with lots of options, this can help detecting accidental redefinitions of already used argument names.