EBCDIC control characters

[Markus Scherer]

On Sat, Jun 20, 2020 at 10:40 AM Richard Wordingham via Unicode <
unicode at unicode.org> wrote:

> I think almost all the functions in string.h go wrong if you want to
> treat NUL as an ordinary character.  strncpy(), strncmp() and strncat()
> certainly do.  Inserting NUL into a C string chops it up into multiple
> C strings.
>

Right, you need to carry ptr+length and use memcpy() etc. Or use
std::string in C++.

Since C++17 we can use std::string_view as *the* type for input strings
that are not to be modified. Inspired by the email from Hans, I looked, and
there is "syntax"sv for string_view literals.
https://en.cppreference.com/w/cpp/string/basic_string_view
https://en.cppreference.com/w/cpp/string/basic_string_view/operator%22%22sv

markus
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