static char_type* copy( char_type* dest, const char_type* src, std::size_t count );
count character from character string pointed to by
src to character string pointed to by
The behavior is undefined if copied character ranges overlap, i.e.
src is in [
dest + count).
|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