employ.cpp

来自「经典vc教程的例子程序」· C++ 代码 · 共 33 行

// Fig. 9.5: employ.cpp
// Member function definitions for class Employee
#include <string.h>
#include <iostream.h>
#include <assert.h>
#include "employ.h"

// Constructor dynamically allocates space for the
// first and last name and uses strcpy to copy
// the first and last names into the object.
Employee::Employee( const char *first, const char *last )
{
   firstName = new char[ strlen( first ) + 1 ];
   assert( firstName != 0 ); // terminate if not allocated
   strcpy( firstName, first );

   lastName = new char[ strlen( last ) + 1 ];
   assert( lastName != 0 );  // terminate if not allocated
   strcpy( lastName, last );
}

// Output employee name
void Employee::print() const
   { cout << firstName << ' ' << lastName; }

// Destructor deallocates dynamically allocated memory
Employee::~Employee()
{
   delete [] firstName;   // reclaim dynamic memory
   delete [] lastName;    // reclaim dynamic memory
}