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From: Keith Thompson <Keith.S.Thompson+u@gmail.com>
Newsgroups: comp.lang.c
Subject: Re: iso646.h
Date: Sat, 27 Jan 2024 17:31:42 -0800
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Xref: csiph.com comp.lang.c:381093

David Brown <david.brown@hesbynett.no> writes:
> For my own use, I've sometimes used classes letting you do :
>
> 	debug_log << "X = " << x << " = 0x" << hex(x, 8) << "\n";
>
> "hex(x, 8)" returns a value of a class holding "x" and the number of
> digits 8, and then there is an overload for the << operator on this 
> class.  No extra state needs to be stored in the logging class, I can
> make as many of these formatters as I like, and the intermediary
> classes all disappear in the optimisation.

Or hex() could just return a std::string.

[...]

-- 
Keith Thompson (The_Other_Keith) Keith.S.Thompson+u@gmail.com
Working, but not speaking, for Medtronic
void Void(void) { Void(); } /* The recursive call of the void */