gradebook.cpp

C++大学简明教程,解压就行没有密码。希望对大家有用

// Tutorial 21: GradeBook.cpp
// GradeBook member function templates definitions.
#include <iostream> // required to perform C++ stream I/O
#include <iomanip> // required for parameterized stream manipulation

#include "GradeBook.h" // include GradeBook class definition

using namespace std; // for accessing C++ Standard Library members

// one-argument constructor
template< class T >
GradeBook< T >::GradeBook( int size )
{

} // end GradeBook one-argument template constructor

// return the class size
template< class T >
int GradeBook< T >::getClassSize()
{
   return classSize;
} // end function template getClassSize 

// set the class size
template< class T >
void GradeBook< T >::setClassSize( int value )
{
   classSize = value;
} // end function template setClassSize

// return the grade at a specific index
template< class T >
T GradeBook< T >::getGrade( int index )
{
   return grades[ index ];
} // end function template getGrade

// set specified element of grades array to specified value
template< class T >
void GradeBook< T >::setGrade( T value, int index )
{
   grades[ index ] = value;
} // end function template setGrade

// display each element in the grades array
template< class T >
void GradeBook< T >::displayGrades()
{
   cout << "Student #    Grade" << endl;

   // output each student's grade
   for ( int student = 0; student < classSize; student++ )
   {
      cout << setw( 5 ) << student + 1 << setw( 13 )
           << grades[ student ] << endl;
   } // end for

} // end function template displayGrades

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