Format the specified args according to the specification given by the specified fmtStr, and write the result of this operation into the string addressed by the specified out parameter. In the event of an error the exception format_error is thrown. Behavior is undefined if out does not point to a valid bsl::string object.
Declared in <bslfmt_format_imp.h>
template<class... t_ARGS>
void
format_to(
bsl::wstring* out,
bslfmt::wformat_string<t_ARGS...> fmtStr,
t_ARGS const&... args);