What are rvalue references in C++?
Rvalue references are a type of reference in C++ that can bind to temporary objects, allowing for move semantics.
How do rvalue references improve performance?
They allow resources to be moved rather than copied, which can significantly reduce overhead in certain operations.
Can you give me an example of using rvalue references?
Sure! Here's a simple example: std::vector<int> vec = std::move(otherVec);
moves the contents of otherVec
to vec
.
What are the differences between lvalue and rvalue references?
Lvalue references can bind to lvalues (named objects), while rvalue references can bind to rvalues (temporary objects).
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