complextest.cpp

来自「ThinkingC++中文版」· C++ 代码 · 共 32 行

#include "complex.h"

void main()
{	
	complex a(11.1,22.2),b(33.3,44.4);
	complex c;

/*
    complex c = a.add(b);	 //a.add(b)
	//(a.add(b)).add(b); //error
	a.print();
	b.print();
	c.print();
*/
	c = a+b;//编译器翻译成: a.operator+(b)
 //   a+b=c;
	c=a+b+c;//(a.operator+(b)).operator+(c)

	const complex m(1.1,2.2);
	c = -a;
	c = -m;  //m.operator-()
	//c = --a;//error
	c = -(-a);
    c = -a+b;	//(a.operator-()).operator+(b)
	c.print();

  	c = a+4;  //a.operator+(complex(4));
 //   c = 4+a;//error


}