How to use std::move when dealing with universal refernce parameters being passed to a function/method [duplicate]
This question already has answers here: Is an rvalue reference treated as an lvalue when used within a function? (5 answers) Reason to use std::move on rvalue reference parameter (2 answers) Closed 3 months ago. In the following code, which of the assignment to handler is correct or are they both equivalent to each other […]
Why use std::swap instead of std::move for (optional) out values?
I am looking at code from Microsoft and I noticed the following:
Why use std::swap instead of std::move for (optional) out values?
I am looking at code from Microsoft and I noticed the following:
Is it a good idea to use `std::move` with a function that receives const ref?
Here’s a snippet that compiles and works: