用例图怎么做的更好 [英] use case diagram how do it better

问题描述

你好，我的第一个问题是如何放置案例以提高可读性?我想让这张图适合 A4 大小的纸.但是我知道这张图可能做的不好，所以我请你给点建议，也许我应该分享较小的部分?

hello, my first question is how I can place cases to better readability? I want to make this diagram fit on a A4-sized paper. But I am aware that this diagram may be badly made, so I ask you to advice, maybe I should share on the smaller part?

推荐答案

我不懂你的语言(在你的 use-cases 中).通常大多数时候我们都有一些共同的特性，所以你可以在 UML 图中使用继承.例如，如果您有不同类型的学生(或演员)具有一些共同特征，您可以执行如下图所示的操作:

I don't understood your language (In your use-cases). Generally most of time we have some common feature so You can use inheritance in UML diagram. For example if you have different kinds of students (or Actors) that have some common feature you can do something like below picture:

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