std::enable_shared_from_this<T>::weak_from_this
std::weak_ptr<T> weak_from_this() noexcept; | (1) | (since C++17) |
std::weak_ptr<T const> weak_from_this() const noexcept; | (2) | (since C++17) |
Returns a std::weak_ptr<T> that tracks ownership of *this by all existing std::shared_ptr that refer to *this.
Notes
This is a copy of the the private mutable weak_ptr member that is part of enable_shared_from_this.
Return value
std::weak_ptr<T> that shares ownership of *this with pre-existing std::shared_ptrs.
Example
See also
|
(C++11) | smart pointer with shared object ownership semantics (class template) |
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