Slightly Misleading Example?
On page 22 of the Standard, it gives the following example of a structure=
:
struct C {
string s; // string is the standard library class (clause 21)
};
And then it goes on to say that this is equivalent to:
struct C {
string s;
C(): s() { }
C(const C& x): s(x.s) { }
C& operator=(const C& x) { s = x.s; return *this; }
=98C() { }
};
While this is true, I think it's misleading as the example only works
because "s" is a user-defined class which has a constructor. I think it'd=
be
better to change the constructor definition to:
C() {}
This is "more correct" because it now works with a primitive type, e.g.:
struct C {
int s;
};
struct C {
int s;
C() { } /* s doesn't get default initialised */
C(const C& x): s(x.s) { }
C& operator=(const C& x) { s = x.s; return *this; }
=98C() { }
};
-Tom=E1s
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