Use Case Diagram Samples
Actor
<img src="http://yuml.me/diagram/nofunky/usecase/[Customer]" >
Actor and Use Case
<img src="http://yuml.me/diagram/nofunky/usecase/[Customer]-(Login)" >
Notes
<img src="http://yuml.me/diagram/nofunky/usecase/[Customer]-(Login), [Customer]-(note: Cust can be registered or not{bg:beige})" >
Many Use Cases
<img src="http://yuml.me/diagram/nofunky/usecase/[Customer]-(Login), [Customer]-(Logout)" >
Actor Inheritance
<img src="http://yuml.me/diagram/nofunky/usecase/[Cms Admin]^[User]" >
Multiple Actors And Inheritance
<img src="http://yuml.me/diagram/nofunky/usecase/[Cms Admin]^[User], [Customer]^[User], [Agent]^[User]" >
<<Extends>>
<img src="http://yuml.me/diagram/nofunky/usecase/(Login)<(Register), (Login)<(Request Password Reminder)" >
<<Includes>>
<img src="http://yuml.me/diagram/nofunky/usecase/(Register)>(Confirm Registration)" >
Meaty Example
<img src="http://yuml.me/diagram/nofunky/usecase/(note: figure 1.2{bg:beige}), [User]-(Login),[Site Maintainer]-(Add User),(Add User)<(Add Company),[Site Maintainer]-(Upload Docs),(Upload Docs)<(Manage Folders),[User]-(Upload Docs), [User]-(Full Text Search Docs), (Full Text Search Docs)>(Preview Doc),(Full Text Search Docs)>(Download Docs), [User]-(Browse Docs), (Browse Docs)>(Preview Doc), (Download Docs), [Site Maintainer]-(Post New Event To The Web Site), [User]-(View Events)" >