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From: Paul Rubin <no.email@nospam.invalid>
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Subject: Re: Accessing The Command Line
Date: Wed, 03 Jul 2024 18:16:01 -0700
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Lawrence D'Oliveiro <ldo@nz.invalid> writes:
> Though I recognize that there is no way to do printf style in a
> type-safe fashion, short of going to a fully-dynamic language.

C++ does that polymorphism stuff in iostream so you'd write
  std::cout << "my name: " << command_line << ...
 
Haskell does something sort of similar with additional machinery.

printf for some people is one of the motivations for dependent types.