Use Case Diagram Easily visualize your system's functionality with use case diagrams Create Your Use Case PayPalCreditPaymentIdentity<<Service>>ServiceProviderAuthenticationOnline Shopping<<include>><<include>>View ItemsMakePurchaseCheckoutClientRegisterRegisteredCustomerCustomerNewCustomerWeb...
【用途】:帮助开发团队以一种可视化的方式理解系统的功能需求。 用例图中包含6个元素,分别是执行者(Actor),用例(Use Case),关联关系(Association),包含关系(Include),扩展关系(Extend)以及泛化关系(Generalization)。 角色(Actor):即使用本系统的有哪些角色,不同的角色使用的系统功能部分是不同的,在用例图中用小人...
2. Use Case Diagram for Website Try It FreeAll Templates In the above diagram, the site user and the webmaster are the actors of the UML diagram. The site user wants to search for documents, browse documents, and view events. These are the use cases or the functionality the user wants ...
UML基础:用例图Use Case Diagram(1) 1. 用例图概述 用例图(Use Case Diagram):描述“用户、需求、系统功能单元”之间的关系,是参与者所能观察和使用到的系统功能模型图。 用例用于软件开发过程中的需求分析阶段。 确立系统边界分内外: (1)外,找参与者,不需要开发,但需考虑建立接口,让系统内外可以通过接口传递信...
A use case is a set of events that occurs when an actor uses a system to complete a process. Normally, a use case is a relatively large process, not an individual step or transaction. WindowsWeb Create a new use case diagram On the File tab, point to New. in the Search box...
Part 7: Use Case Diagram Examples This example shows theuse case diagramof a website. It shows two actors, the site user, and the webmaster. The webmaster has more access to the use cases than the site user. You can also notice <>and <> relationships. ...
Building a use case diagram step-by-step Creating use case diagrams can seem daunting, but breaking down the process into manageable steps can make it much more approachable. These diagrams are essential for visualizing the interactions between users and a system, helping to clarify requirements ...
用例图体现了该系统能够为参与者提供的种种功能以及这些功能之间的联系。要画好一张用例图,需要把握三个元素:参与者(Actor)、用例(Use Case)和用例间的关系(Relationship)。 一、 参与者 参与者代表的是参与使用系统的一类角色,例如,读者就是图书馆这个系统的参与者。要正确把握参与者,需要注意以下几点: ...
Use Case DiagramType, Use CaseLevel, ImportantActors, High PrimaryStakeholders, AdministratorDescription, BriefFlow, Normal
2、新建Use Case View用例视图 右击上面新建的Project->选择【New View】->弹出对话框,选择【Use Cse】如下图 单击【OK】,在Model工程下,这样就新建了一个Package。 右击Package【商品提报上架】->选择【Add】->选择【Add Diagram】,如下图所示 弹出如下对话框:选择【UML Behavioral】->Use Case,单击【OK】 ...