Function template convert_string

Function template convert_string_type

boost::date_time::convert_string_type — Converts a string from one value_type to another.

template<typename InputT, typename OutputT> 
  std::basic_string< OutputT > 
  convert_string_type(const std::basic_string< InputT > & inp_str);

Converts a wstring to a string (or a string to wstring). If both template parameters are of same type, a copy of the input string is returned.