A shallow copy goes against your design here, so I assume you want to perform deep copies of all the objects. vector::push_back - C++ Reference - cplusplus.com C++ vector Initialization | How to Initialize vector in C++? PUSH c++ - push_back - std vector move constructor - Code Examples Elements can be inserted into a vector using the push_back() function of C++ STL. This topic describes how to write a move constructor and a move assignment operator for a C++ class. Constructor for Foo will be called and TEMP variable will be created. other.get_allocator()) . vec.push_back( str + str );- This is a three-stage process-A temporary object will be created (str + str) with its own separate memory. Es scheint, dass beim ersten push_back nur für ein Element Speicher zugewiesen wurde. Copy constructor and emplace_back() in C++ | Ox333333 Copy one vector from another. But then vector uses not copy constructor, but default constructor to create the Stocks. C++. nationwide retirement plan login. void push_back( const T &val ) { // … emplace_back vs. push_back