std::localeconv
Min standard notice:
Header: <clocale>
The localeconv function obtains a pointer to a static object of type std::lconv, which represents numeric and monetary formatting rules of the current C locale.
# Declarations
std::lconv* localeconv();
# Return value
Pointer to the current std::lconv object.
# Notes
Modifying the object references through the returned pointer is undefined behavior.
std::localeconv modifies a static object, calling it from different threads without synchronization is undefined behavior.
# Example
#include <clocale>
#include <iostream>
int main()
{
std::setlocale(LC_ALL, "ja_JP.UTF-8");
std::lconv* lc = std::localeconv();
std::cout << "Japanese currency symbol: " << lc->currency_symbol
<< '(' << lc->int_curr_symbol << ")\n";
}