4elist1017.cpp

来自「《21天学通C＋＋》附盘的原代码。书上的每个例子在这里都有相应的C语言程序。」· C++ 代码 · 共 37 行

// Listing 10.17
// Constructor as conversion operator

#include <iostream>

using namespace std;

class Counter
{
public:
	Counter();
	Counter(int val);
	~Counter(){}
	int GetItsVal()const { return itsVal; }
	void SetItsVal(int x) {itsVal = x; }
private:
	int itsVal;

};

Counter::Counter():
itsVal(0)
{}

Counter::Counter(int val):
itsVal(val)
{}


int main()
{
	int theShort = 5;
	Counter theCtr = theShort;
	cout << "theCtr: " << theCtr.GetItsVal() << endl;
	return 0;
}