std::char_traits::move (3) Linux Manual Page

std::char_traits<CharT>::move – std::char_traits<CharT>::move

Synopsis

static char_type *move(char_type *dest, const char_type *src, std::size_t count);
(until C++ 20)

    static constexpr char_type *move(char_type *dest, const char_type *src, std::size_t count);
(since C++ 20)

Copies count character from character string pointed to by src to character string pointed to by dest.
Performs correctly even if the copied character ranges overlap, i.e. src is in [dest, dest + count).

Parameters

dest – pointer to a character string to copy to
src – pointer to a character string to copy from
count – the number of characters to copy

Return value

dest

Exceptions

(none)

Complexity

Linear.