How to write a copy constructor?
如何写一个复制构造函数？
Is this a valid copy constructor?
这是一个有效的拷贝构造函数吗？
You know that Set has a copy constructor.
您知道Set有一个拷贝构造函数。
Why copy constructor is not called here?
为什么复制构造函数不叫吗？
Copy constructor or assignment operator?
复制构造函数或赋值操作符？
Now for copy constructor which is a good way.
现在拷贝构造函数是一个好方法。
You should create a copy constructor for each object yourself.
你应该创建一个拷贝构造函数的每个对象自己。
How to call to the copy constructor from the copy-assignment operator?
如何从复制赋值运算符调用复制构造函数？
The copy constructor is called because you call by value not by reference.
复制构造函数是因为你呼叫的价值不是由参考。
The copy constructor is called because you call by value not by reference.
复制构造函数是因为你呼叫的价值不是由参考。
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