How do I use function Pointers to initialize an object inside a class?

我如何使用函数指针初始化类中的对象？

youdao

To change (something) from one use, function, or purpose to another;

使改变，将（某物）从一种用途、功能或目的转变成另一种；

youdao

To change (something) from one use, function, or purpose to another;

使改变，将（某物）从一种用途、功能或目的转变成另一种；

youdao