unique-ptr

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Returning unique_ptr from functions

unique_ptr<T> does not allow copy construction, instead it supports move semantics. Yet, I can return a unique_ptr<T> from a function and assign the returned value to a variable.[详细]

2023-01-27 10:24 分类：问答
Returning a unique_ptr from a class method C++0x

If my class SomeType has a method that returns a element from the map (using the key) say std::unique_ptr<OtherType> get_othertype(std::string name)[详细]

2023-01-17 02:19 分类：问答
Why can I not push_back a unique_ptr into a vector?

What is wrong with this program? #include <memory> #include <vector> int main() { std::vector<std::unique_ptr<int>> vec;[详细]

2023-01-08 11:18 分类：问答
Socket pointer transfer of ownership with tcp::acceptor::async_accept

I\'ve recently started using Boost.Asio in a project and would li开发者_如何学Cke to know whether anyone knows a clean solution to transfer ownership of a newly created socket to tcp::acceptor::async_[详细]

2023-01-04 10:03 分类：问答
unique_ptr boost equivalent?

Is there some equivalent class for C++1x\'s std::unique_ptr in the boost libraries? The behavior I\'m looking for is being able to have an exception-safe factory function, like so...[详细]

2023-01-01 15:49 分类：问答
So can unique_ptr be used safely in stl collections?

I am confused with unique_ptr and rvalue move philosophy. Let\'s say we have two collections: std::vector<std::auto_ptr<int>> autoCollection;[详细]

2023-01-01 00:17 分类：问答
How can I get this code involving unique_ptr to compile?

#include <vector> #include <memory> using namespace std; class A { public: A(): i(new int) {} A(A const& a) = delete;[详细]

2022-12-28 05:37 分类：问答
Is auto_ptr deprecated?

Will auto_ptr be deprecated in incoming C++ standard? Should unique_ptr be used for ownership transfer instead of shared_ptr?[详细]

2022-12-22 02:34 分类：问答
Can't create map of MoveConstructibles

I have a class containing a std::unique_ptr<> and I want to put instances of this class inside of an std::map<>. I thought one of the things that motivated the introduction of move semanti[详细]

2022-12-20 07:44 分类：问答