NAME

std::numpunct::decimal_point,do_decimal_point - std::numpunct::decimal_point,do_decimal_point

Synopsis

Defined in header <locale>
public: (1)
char_type decimal_point() const;
protected: (2)
virtual char_type do_decimal_point() const;

1) Public member function, calls the member function do_decimal_point of the most
derived class.
2) Returns the character to be used as the decimal separator between integer and
fractional parts.

Return value

The value of type char_type to use as the decimal separator. The standard
specializations of std::numpunct return '.' and L'.'.

Example

// Run this code

#include <iostream>
#include <locale>

struct slash : std::numpunct<char> {
char do_decimal_point() const { return '/'; } // separate with slash
};

int main()
{
std::cout.precision(10);
std::cout << "default locale: " << 1234.5678 << '\n';
std::cout.imbue(std::locale(std::cout.getloc(), new slash));
std::cout << "locale with modified numpunct: " << 1234.5678 << '\n';
}

Output:

default locale: 1234.5678
locale with modified numpunct: 1234/5678