A Boost C++ library that provides a container that can represent uninitialized objects of arbitrary type, notably allowing easier definition of functions that might not have a value to return
I am trying to use boost::optional as below. #include <iostream> #include <string> #include <boost/…
c++ boost boost-optionalI'm reading the documentation of std::experimental::optional and I have a good idea about what it does, but I …
c++ boost-optional c++-tr2How can I "reset"/"unset" a boost::optional? optional<int> x; if( x ) { // We won't hit this since …
c++ boost boost-optionalSuppose a method returns something like this boost::optional<SomeClass> SomeMethod() {...} Now suppose I have something like this …
c++ boost boost-optionalHow I can prevent the last line of this code from compiling? #include <boost/optional.hpp> int main() { …
c++ boost type-conversion boost-optionalWhy std::optional (std::experimental::optional in libc++ at the moment) does not have specialization for reference types (compared with …
c++ c++11 stl optional boost-optionalI'm trying to get my program working without boost usage, but can't find an alternative of some useful patterns. Namely, …
c++ c++11 boost std boost-optionalI have code similar to the following: #include <boost/optional.hpp> ::boost::optional<int> getitem(); int …
c++ boost g++ boost-optionalConsider the following example where we parse data and pass the result to the next function: Content Parse(const std::…
c++ std c++14 boost-optionalFrom what I understand there are 2* ways you can implement a function that sometimes doesnt return a result(for example …
c++ boost c++11 unique-ptr boost-optional