C++ Locale Library - global

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Description

It sets global locale [static] and return a copy of loc.

Declaration

Following is the declaration for std::locale::global.

C++98

	
static locale global (const locale& loc);

C++11

   static locale global (const locale& loc);

Parameters

loc − It is a locale objects to be set as the global locale.

Return Value

It returns global locale object.

Exceptions

Strong guarantee − if an exception is thrown, there are no effects.

Data races

The locale object is modified.

Example

In below example explains about std::locale::global.

#include <iostream>
#include <locale>

int main (void) {
   std::locale foo;
   foo.global(std::locale(""));
   std::locale bar;

   std::cout << "foo and bar are ";
   std::cout << (foo==bar?"equal":"different");
   std::cout << ".\n";

   return 0;
}

Let us compile and run the above program, this will produce the following result −

foo and bar are different.