C + + Learning (44)

1 //Flow class2 //to design a plural class into a stream plural class3#include <iostream.h>4 5Template <classT>6 classcomplex{7Friend Ostream &operator<< (ostream &os,complex <T> &com);8Friend IStream &operator>> (IStream & is, Complex <T> &com);9     Ten     Private: One T Real; A T image; -      Public: - Complex () { theReal=0; -Image=0; -         } - Complex (T real,t image) { +              This->real=Real; -              This->image=image; +         } A~Complex () {} at          -Complexoperator+(ConstComplex &x)Const{ -             returnComplex ( This->real+x.real, This->image+x.image); -         } - }; -  inTemplate <classT> -Ostream &operator<< (ostream &os,complex <T> &com) { toos<<"("<<com.real<<","<<com.image<<")"<<Endl; +     returnos; - } the  *  $Template <classT>Panax NotoginsengIStream &operator>> (IStream & is, Complex <T> &com) { -cout<<"real="; the      is>>com.real; +cout<<"image="; A      is>>Com.image; the     return  is; + } -  $  $ intMain () { -Complex <int> A (3,5), B (2,3), c,d; -c=a+b; thecout<<"c="<<c<<Endl; - WuyiCin>>D; thecout<<"d="<<d<<Endl; -  Wu     return 0; -}

C + + Learning (44)