c-resources/CPlusPlus20ForProgrammers-m.../examples/ch09/fig09_33-35/Employee.cpp

49 lines
2.2 KiB
C++

// Fig. 9.34: Employee.cpp
// Employee class member-function definitions.
#include <fmt/format.h>
#include <iostream>
#include "Employee.h" // Employee class definition
using namespace std;
// define static member function that returns number of
// Employee objects instantiated (declared static in Employee.h)
int Employee::getCount() {return m_count;}
// constructor initializes non-static data members and
// increments static data member count
Employee::Employee(string_view firstName, string_view lastName)
: m_firstName(firstName), m_lastName(lastName) {
++m_count; // increment static count of employees
std::cout << fmt::format("Employee constructor called for {} {}\n",
m_firstName, m_lastName);
}
// destructor decrements the count
Employee::~Employee() {
std::cout << fmt::format("~Employee() called for {} {}\n",
m_firstName, m_lastName);
--m_count; // decrement static count of employees
}
// return first name of employee
const string& Employee::getFirstName() const {return m_firstName;}
// return last name of employee
const string& Employee::getLastName() const {return m_lastName;}
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