std::numpunct<CharT>::decimal_point, do_decimal_point
From cppreference.com
| Defined in header <locale>
|
||
public:
char_type decimal_point() const;
|
(1) | |
protected:
virtual char_type do_decimal_point() const;
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(2) | |
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