Re: Reference is not a member of class?
On 27 Jun 2006 07:09:46 -0400, "Oleg" <beholder@gorodok.net> wrote:
This code compiles on Test Drive Comeau C++ Online and on VC 7.1. So, I
assume that it is standard compliant. but why it is allowed to modify
non-const reference in const method?
class test
{
public :
test(int& i) :
m_i(i) {}
void f() const
{
m_i = 0;
}
private :
int& m_i;
};
Think about it like this...
class test
{
public :
test(int& i) :
m_i(&i) {}
void f() const
{
*m_i = 0;
}
private :
int* m_i;
};
Would you expect that to give an error?
The const method is not changing anything that's a member of the
class. It's only changing something that's referenced via the class.
I'm sure somebody else will point you at the relevant chapter and
verse of the standard.
Graham
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