本篇介紹C++ 的std::function 的用法教學，並提供一些入門常用的範例程式碼。 需要引入的標頭檔：<functional> 在實務上最常用到std::function 的情形 ... ... <看更多>

std ::function is a type erasure object. That means it erases the details of how some operations happen, and provides a uniform run time ... ... <看更多>

/** Invoke a callable object. *. * `std::invoke` takes a callable object as its first argument and calls it. ... <看更多>

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Nice, clean and functional. Still, there are a few things: If you don't have to declare a special member-function, just don't: ... <看更多>