什么时候使用 do-while 合适? [英] When is a do-while appropriate?

问题描述

什么时候 do-while 比其他类型的循环更好?有哪些常见场景比其他场景更好?

When is a do-while the better choice over other types of loops? What are some common scenarios where its better than others?

我了解 do-while 的功能，但不知道何时使用它.

I understand the function of a do-while, but not when to use it.

推荐答案

当你需要做某事至少一次，但不知道启动循环前的次数时.

When you need something done at least once, but don't know the number of times prior to initiating the loop.

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