copy
copy (size_t pos, const charT *s, size_t n)
copy (charT* s, size_type n, size_type pos) const
inline _OutputIter copy(_InputIter __first, _InputIter __last,
inline _OutputIter copy(_InputIter __first, _InputIter __last,
inline char* copy(const char* __first, const char* __last, char* __result) {
inline wchar_t* copy(const wchar_t* __first, const wchar_t* __last,
copy(char *s)