//类型转换函数应用 #include <iostream> using namespace std; class Complex { public: Complex( ) { real=0; imag=0; } Complex(double r,double i) { real=r; imag=i; } operator double( ); friend Complex operator + (Complex c1,Complex c2); private: double real; double imag; }; Complex operator + (Complex c1,Complex c2) //定义运算符“+”重载函数 { return Complex(c1.real+c2.real, c1.imag+c2.imag); } Complex::operator double( ) { return real; } int main( ) { Complex c1(3.5,4),c2(5,-10); double d1,d2; d1=2.5+c1; cout<<d1<<endl; d2=c1+c2; cout<<d2<<endl; return 0; }
时间: 2024-10-26 07:01:05