“奇怪循环模板图案”的实际用途 [英] Practical Uses for the "Curiously Recurring Template Pattern"

问题描述

奇怪的循环模板模式有什么实际用途？ 计数类通常显示的示例对我来说不是一个令人信服的例子。

What are some practical uses for the "Curiously Recurring Template Pattern"? The "counted class" example commonly shown just isn't a convincing example to me.

推荐答案

模拟动态绑定。
避免虚拟函数调用的成本，同时保留一些分级优势是对我在目前正在开展的项目中可以完成的子系统的巨大胜利。

Simulated dynamic binding. Avoiding the cost of virtual function calls while retaining some of the hierarchical benefits is an enormous win for the subsystems where it can be done in the project I am currently working on.

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