What is nullptr in C++?
An example of an AI chatbot conversation about nullptr in C++ programming.
What is nullptr in C++?
nullptr is a keyword in C++ that represents a null pointer, providing a type-safe way to indicate that a pointer does not point to any object.
How does nullptr differ from NULL?
nullptr is type-safe and can be used with any pointer type, while NULL is typically defined as 0, which can lead to ambiguity.
Can I use nullptr with smart pointers?
Yes, nullptr can be used with smart pointers like std::unique_ptr and std::shared_ptr to initialize them to a null state.
Is nullptr available in C++11 and later?
Yes, nullptr was introduced in C++11, so it's available in all versions of C++ from C++11 onward.
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