引例
class Integer{
public:Integer(int num):_num(num){}int& getValue(){return _num;}
private:int _num;
};现在有两个Integer对象a,b。想让a和b相加得到的结果给对象c,现在可以肯定的是cab编译后肯定会报错
请注意这条信息no match for operator (oper…
一、控制三盏灯的亮灭
头文件:
#ifndef __HEAD_H__
#define __HEAD_H__
typedef struct{unsigned int MODER;unsigned int OTYPER;unsigned int OSPEEDR;unsigned int PUPDR;unsigned int IDR;unsigned int ODR;
}gpio_t;
#define PHY_LED1_ADDR 0X50006000
#def…