...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
(Inherited from grammar::string_view_base
)
Copy the characters to another buffer.
constexpr size_type copy( char* s, size_type n, size_type pos = 0) const;
See string_view::copy