In this post, we will see how to resolve Call template-function with types in a tuple (not values) Question: I would like to call a template function with no arguments for each type in a tuple. The code below shows ...
In this post, we will see how to resolve Possible ways to make this cartesian_product_with_filter function variadic? Question: I am trying to implement a function that calculates the Cartesian product of ranges. I know there’s views::zip and views::cartesian_product available, and ...
In this post, we will see how to resolve template deduction guide fails with lambda but not global function Question: I have a simple class which stores a callable (either a lambda or global function) and a void*, both of ...
In this post, we will see how to resolve Creating functions for each variadic template type Question: I have several functions for a class which do the exact same thing but with a different type. Is it possible to combine ...
In this post, we will see how to resolve C++20 concepts: accumulate values of all good types passed to function variadic template Question: I write a function variadic template that can be used like this: Using binary operator+ Accum accumulates ...
In this post, we will see how to resolve Variadic arguments template method specialization Question: I’m in a process of implementing loadAsset method in my asset manager implementation. I’ve tried using variadic arguments template method with following signature: And following ...
In this post, we will see how to resolve How to overload variadic template function based on size of parameter pack in C++ Question: I’m sorry if this question is basic. Let’s say I have a function template that took ...
In this post, we will see how to resolve Cannot have separate declaration and implementation of class with custom variadic non-template parameters Question: Is this a bug in Clang (the default version used by Xcode 14)? The following code does ...
In this post, we will see how to resolve Can you achieve fn(x1 ^ fn(x0)) with a fold expression? Question: Is it possible to achieve the following using a fold expression? Best Answer: You could add a mandatory argument to ...
Question: I have a variadic function that can take any combination of input arguments, as long as each one of those arguments is convertible to bool: I have attempted to constrain the templates using concepts to only allow bool-convertible types ...