__func__

 

The latest version of this topic can be found at func.

C++11)** The predefined identifier __func__ is implicitly defined as a string that contains the unqualified and unadorned name of the enclosing function. __func__ is mandated by the C++ standard and is not a Microsoft extension.

Syntax

__func__  

Return Value

Returns a null-terminated const char array of characters that constains the function name.

Example

  
#include <string>  
#include <iostream>  
  
namespace Test  
{  
    struct Foo  
    {  
        static void DoSomething(int i, std::string s)  
        {  
           std::cout << __func__ << std::endl; // Output: DoSomething  
        }  
    };  
}  
int main()  
{  
    Test::Foo::DoSomething(42, "Hello");  
  
    return 0;  
}  
  

Requirements

C++11