fig06_09.cpp

来自「经典vc教程的例子程序」· C++ 代码 · 共 40 行

// Fig. 6.9: fig06_09.cpp
// Demonstrating the order in which constructors and
// destructors are called.
#include <iostream.h>
#include "create.h"

void create( void );   // prototype

CreateAndDestroy first( 1 );  // global object

int main()
{
   cout << "   (global created before main)" << endl;

   CreateAndDestroy second( 2 );        // local object
   cout << "   (local automatic in main)" << endl;

   static CreateAndDestroy third( 3 );  // local object
   cout << "   (local static in main)" << endl;

   create();  // call function to create objects

   CreateAndDestroy fourth( 4 );        // local object
   cout << "   (local automatic in main)" << endl;
   return 0;
}

// Function to create objects
void create( void )
{
   CreateAndDestroy fifth( 5 );
   cout << "   (local automatic in create)" << endl;

   static CreateAndDestroy sixth( 6 );
   cout << "   (local static in create)" << endl;

   CreateAndDestroy seventh( 7 );
   cout << "   (local automatic in create)" << endl;
}