?? copyingvsinitialization2.cpp
字號:
//: C12:CopyingVsInitialization2.cpp
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 2000
// Copyright notice in Copyright.txt
class Fi {};
class Fee {
public:
Fee(int) {}
Fee(const Fi&) {}
};
class Fo {
int i;
public:
Fo(int x = 0) : i(x) {}
operator Fee() const { return Fee(i); }
};
int main() {
Fo fo;
Fee fee = fo;
} ///:~
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