What are the advanced features of std::map in C++17?
An example of an AI chatbot conversation about advanced features of std::map in C++17.
What are the advanced features of std::map in C++17?
C++17 introduced several enhancements to std::map, including improved performance and new member functions.
Can you explain the new member functions?
Sure! C++17 added functions like insert_or_assign and try_emplace, which simplify inserting or updating elements.
What is the difference between insert_or_assign and try_emplace?
insert_or_assign will insert a new element or update an existing one, while try_emplace constructs the element in place only if the key doesn't exist.
Are there any performance improvements?
Yes, C++17 optimizes certain operations, making them faster, especially when dealing with large datasets.
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