C++ using指令

织梦狗教程 C/C++实例代码

1970-01-01

#include iostreamusing namespace std;// first name spacenamespace first_space {void func() {cout Inside first_space endl;

编程学习网为您整理以下代码实例，主要实现：C++ using指令，希望可以帮到各位朋友。

#include <iostream>

using namespace std;

// first name space
namespace first_space {
   voID func() {
      cout << "InsIDe first_space" << endl;
   }
}

// second name space
namespace second_space {
   voID func() {
      cout << "InsIDe second_space" << endl;
   }
}

using namespace first_space;
int main () {
   // This calls function from first name space.
   func();

   return 0;
}

织梦狗教程

本文标题为：C++ using指令