# strings/print_float.hpp

    #ifndef STLPLUS_PRINT_FLOAT
    #define STLPLUS_PRINT_FLOAT
    ////////////////////////////////////////////////////////////////////////////////

    //   Author:    Andy Rushton
    //   Copyright: (c) Southampton University 1999-2004
    //              (c) Andy Rushton           2004 onwards
    //   License:   BSD License, see ../docs/license.html

    //   Convert a float/double to/from string

    ////////////////////////////////////////////////////////////////////////////////
    #include "strings_fixes.hpp"
    #include "format_types.hpp"
    #include <string>
    #include <iostream>
    #include <stdexcept>

    namespace stlplus
    {

      ////////////////////////////////////////////////////////////////////////////////
      // convert a real type to string
      ////////////////////////////////////////////////////////////////////////////////

      // Only decimal radix is supported

      // The way in which the number is displayed is defined in radix_types.hpp
      // Using any other value for the display type causes std::invalid_argument to be thrown

      // exceptions: std::invalid_argument
      void print_float(std::ostream& device, float f,
                       real_display_t display = display_mixed,
                       unsigned width = 0,
                       unsigned precision = 6);

      // exceptions: std::invalid_argument
      void print_double(std::ostream& device, double f,
                        real_display_t display = display_mixed,
                        unsigned width = 0,
                        unsigned precision = 6);

      ////////////////////////////////////////////////////////////////////////////////

    } // end namespace stlplus

    #endif