std::enable_shared_from_this::enable_shared_from_this
From cppreference.com
                    
                                        
                    < cpp | memory | enable shared from this
                    
                                                            
                    | constexpr enable_shared_from_this(); | (1) | (since C++11) | 
| enable_shared_from_this( const enable_shared_from_this<T>&obj ); | (2) | (since C++11) | 
Constructs new enable_shared_from_this object. The private std::weak_ptr<T> member is value-initialized.
| Contents | 
[edit] Parameters
| obj | - | an enable_shared_from_thisto copy | 
[edit] Exceptions
noexcept specification:  
noexcept
  [edit] Example
Run this code
#include <memory> struct Foo : public std::enable_shared_from_this<Foo> { Foo() {} // implicitly calls enable_shared_from_this constructor std::shared_ptr<Foo> getFoo() { return shared_from_this(); } }; int main() { std::shared_ptr<Foo> pf1(new Foo); auto pf2 = pf1->getFoo(); // shares ownership of object with pf1 }
 
[edit] See also
| (C++11) | smart pointer with shared object ownership semantics (class template) | 


