Applying the && Modifier to Class Member Functions
Learn how to apply the && modifier to class member functions and prevent them from being moved when copies are elided.
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In addition to being applied to objects, we can also add the && modifier to a member function of a class, just as we can apply a const modifier to a member function. As with the const modifier, a member function that has the && modifier will only be considered by overload resolution if the object is an rvalue:
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