commis1.h

这是研究c＋＋中多太性的实例

//commis1.h
//从类Employee派生出来的类CommissionWorker
#ifndef commis1_h
#define commis1_h

#include "employ2.h"

class CommissionWorker: public Employee{
public:
	CommissionWorker(const char *, const char *, float=0.0, float=0.0, int=0);
	void setSalary(float);
	void setCommission(float);
	void setQuantity(int);
	virtual float earnings() const;	
	virtual	void print() const;
private:
	float salary;	//基本工资
	float commission;	//每件产品的回扣额
	int quantity;	//一周的销售额
};

#endif