Must parameter of assignment operator be reference?
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by Tim
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Published on 2010-05-30T22:35:54Z
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2010/05/30
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When overloading assignment operator of a class in C++, must its parameter be reference?
For example,
class MyClass {
public:
...
MyClass & operator=(const MyClass &rhs);
...
}
Can it be
class MyClass {
public:
...
MyClass & operator=(const MyClass rhs);
...
}
?
Thanks!
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