Re: C++ References
I want bi to be changed each time ai changes ,possibly using
references.Can anyone help me : bellow is the code - please suggest
using namespace std;
cout<<"bi = "<<bi<<endl;
void assign(int i)
cout<<"ai = "<<ai<<endl;
The problem is, which bi and ai you want to bind? What if you have
Which pair do you want to bind? bos.bi and aos.ai or bos and
So if you really want to do this, you have to be explicit. Make a
function that clearly binds two objects together by value. For example:
void bind_B_to_A(B& b, A& a);
void bind_A_to_B(A& a, B& b);
B b; A a;
bind_B_to_A(b, a); // changing a.ai will change b.bi
There are a number of ways to do this. A simple way is to use a smart
pointer (such as a reference count pointer) to an int instead of a plain
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